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[0,"Q","A)   ","B)    ","C)    ","D)   ","d"]
[1,"The null hypothesis for the chi-square goodness-of-fit test states that the distribution of:","A.     The number of cases (i.e. counts) for each group matches the expected distribution based on contingency table row/column totals","B.     Sample means match the expected distribution based on theory/knowledge of the population","C.     The number of cases (i.e. counts) for each group matches the expected distribution based on theory/knowledge of the population","D.     Sample means match the expected distribution based on contingency table row/column totals","c"]
[0,"The formula is for: (hover to see formula)","Y' minus the mean of Y-Summed and squared","SSB - sums of squares between","sum of squares due to predictor","all of the other answers are correct","d"]
[0,"Which of the following links might be examined using a chi-square test?","A.     Possible causes of heart attacks in people with particular risk factors","B.     The effects of a drug on a group of subjects","C.     The link between equipment failure and prior years of service","D.     Differences in response reaction rate to different stimuli","c"]
[1,"2.      Regression is to _______ as correlation is to __________.","a.      Relationship; Prediction","b.      Prediction; Relationship","c.      Independent; Dependent","d.      Dependent; Independent","b"]
[1,"3).Likert scales are typically are most likely ____________ scales","A) categorized","B) ordinal","C) nominal","D) interval","b"]
[1,"2. A psychologist is interested in knowing whether the test she has developed to help select safe truck drivers does the job. To determine the criterion related validity of her test, she might:","A) compute the correlation between results on her test and tests of hand-eye coordination","B) compute the correlation between results on her test and years of driving experience","C) compute the correlation between results on her test and the subsequent number of errors (accidents and driving citations) per mile of the test-takers.","D) compute the correlation between results on her test and selection ratio.","c"]
[0,"1. What is R-Squared?","A) The proportion of variance in the dependent variable that is explained by all independent variables(s)","B) all other answers are correct.","C) Proportion of variation in the dependent variable not associated with the independent variable(s)","D) coefficient of determination.","b"]
[0,"The formula is for: (hover to see formula)","is the sum of the cross products","is represented by the above formula","will never be larger than the sum of little x squared","all of the other answers are correct","a"]
[0,"The formula is for: (hover to see formula)","beta","correlation","little x square","cconstant","a"]
[1,"1. The basis for everything in statistics is","A)   Multiple Regression","B)    Cronbach’s Alpha","C)    General Linear Model","D)   Structural Equation Modeling","c"]
[1,"1. The coefficient of determination is:","A) the amount of error made when using the regression model to predict the value of the dependent variable","B) the proportion of the variance of the dependent variable that is predicted by the independent variable.","C) the square root of the sample coefficient of determination","D) a measure of significance of the statistical test","b"]
[1,"1. When using multiple regression, a researcher would be best advised to choose predictors that ","A) have a high correlation with each other and a high correlation with the criterion.","B) have a low correlation with each other and a low correlation with the criterion.","C) have a high correlation with each other and a low correlation with the criterion.","D) have a low correlation with each other and a high correlation with the criterion.","d"]
[1,"10. A test not correlated with tests of unrelated traits can be said to have:","A) Discriminant Validity","B) Convergent Validity","C) Factorial Validity","D) Test-retest reliability","a"]
[1,"11. A test correlated with a criterion variable measured at the same time is said to have:","A) Concurrent Validity","B) Predictive Validity","C) Internal reliability","D) Divergent Validity","a"]
[1,"12. A test correlated with criterion variable measured at a future time is said to have:","A) Concurrent Validity","B) Predictive Validity","C) Internal reliability","D) Divergent Validity","b"]
[0,"13. A psychologist is interested in conducting a study of grand juries in Los Angeles County to see how they compare with the demographics of potential jurors in the population. She wants to see if jury panels are really representative of the population. The first variable she examines is age. The percentage of people over 65 in the population of potential jurors is 25 percent, but the number of people age 65 or older who were involved in grand jury trials was 38 percent. She wants to know if the difference between people over 65 on juries is significantly different than that of the population. Which test should she use?","A) Chi-square goodness of fit test","B) Chi-square test of independence","C) ANOVA","D) MANOVA","b"]
[1,"14. The chi-square goodness of fit test compares frequencey cell counts to:","A) the number of cases (i.e. counts) for each group matches the expected distribution based on contingency table row/column totals.","B) sample means match the expected distribution based on the theory/knowledge of the population","C) the number of cases (i.e. counts) for each group matches the expected distribution based on theory /knowledge of the population","D) sample means match the expected distribution based on contingency table row/column totals","c"]
[1,"2. A case in Multiple Regression in which predictor variables are highly correlated","A) Confounding Variability","B) Multicollinearity","C) Correlation","D) Part & Partial","b"]
[0,"2.      The ultimate goal of ANCOVA is to: ","A.     Correlate the covariate with the independent variable","B.     Control for unmeasured variables","C.   Determine whether are are differences among two or more group means.","D.     Detect particular pairs of means that significantly differ ","c"]
[1,"2.      The ultimate goal of ANOVA is to: ","A.     Correlate the covariate with the independent variable","B.     Control for unmeasured variables","C.   Determine whether are are differences among two or more group means.","D.     Detect particular pairs of means that significantly differ ","c"]
[0,"3).Likert scales are typically treated by researchers as if they had  ____________ scales","A) categorized","B) ordinal","C) nominal","D) interval","d"]
[1,"3. Test A has a correlation of .60 with Test B and a correlation of .30 with Test C. Test A accounts for  ____ as much variability in Test B as it does in Test C.","A) twice","B) three times","C) four times","D) eight times ","c"]
[1,"4. Intent to assess the relationship between IV and DV","A) Correlation","B) Multicollinearity","C) Confounding Variability","D) Regression","a"]
[1,"5.  Required sample size depends on all of the following except:","A) Number of predictors","B) beta weights","C) Expected effect size","D) Desired power","b"]
[1,"6.  The procedure to calculate all split half reliabilities","A) Regression","B) Pearson Correlation","C) ANOVA","D) Cronbach’s Alpha","d"]
[0,"8. An indication that an item accounted for a significant level of variance when using Cronbach’s alpha, deleting the item should","A) Increase the total Cronbach’s alpha","B) Stay the same as the total Cronbach’s alpha","C) Lower the total Cronbach’s alpha","D) None of the above","c"]
[1,"9. A test correlated with other tests of same or similar trait can be said to have:","A) Divergent Validity","B) Convergent Validity","C) Factorial Validity","D) Test-retest reliability","b"]
[1,"An independent t-test ______________________________________.","A)    Uses data from a single sample to test a hypothesis about a population mean in situations where the population standard deviation is unknown.","B) compares the means of two groups.","C)    Pairs each score or set of scores with a score from another set.","D)     Uses multiple independent variables.","b"]
[0,"If we want to investigate the relationship between a dependent variable and several independent variables, we should us _________________________.","A)   t-test","B)    ANOVA","C)    Regression Analysis","D)   chi-square","c"]
[0,"The formula is for:","beta","correlation","Y'primed  - Y","constant","b"]
[0,"The formula is for:","beta","correlation","little x square","constant","a"]
[1,"You want to know whether people in different regions of the country are equally likely to vote Democratic, Republican, independent, or Libertarian in the next election. You would use a:","A.     Test for independence","B.     Goodness-of-fit test","C.   Contingency coefficent","D.  Kappa","b"]
[0,"What is this formula used for?","Y minus the mean of Y squared and summed","SST - sums of squares total","total variance","all of the other answers are correct","d"]
[0,"these two symbols represent the same concept -- what are they","Y hat","predicting Y","Y prime ","all of the other answers are correct","d"]
[0,"The formula is for:","error","little y","variance accounted for","all of the other answers are correct","a"]

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[0,"Discriminant analysis is ______________ turned around.","A)   Chi-Square","B)    MANCOVA","C)    ANOVA","D)   MANOVA","d"]
[1,"3. Which of the following is correct regarding structural equation modeling?","       A) SEM is explanatory rather than confirmatory.","       B) SEM allows interpretations even if multicollinearity is present.","       C) SEM cannot be used inductively.","       D) SEM only uses latent variables.","b"]
[1,"1. Structural equation modeling allows:","      A) measurement of latent variables","      B) analysis of causal relationships","      C) measurement of latent variables and analysis of causal relationships","      D) neither measurement of latent variables not analysis causal relationship","c"]
[null,"With two dependent measures, the best single statistical test to use would be the MANOVA; no mention is made of extraneous variables to be used in the analysis as covariates: therefore, this would not require a MANCOVA. ","1.      In a factorial ANOVA, an interaction means:","A.     That both variables have main effects","B.     That both variables are equally effective","C.     That only one variable is important in and of itself"]
[1,"6.  The procedure to calculate all split half reliabilities","A) Regression","B) Pearson Correlation","C) ANOVA","D) Cronbach’s Alpha","d"]
[0,"13. A psychologist is interested in conducting a study of grand juries in Los Angeles County to see how they compare with the demographics of potential jurors in the population. She wants to see if jury panels are really representative of the population. The first variable she examines is age. The percentage of people over 65 in the population of potential jurors is 25 percent, but the number of people age 65 or older who were involved in grand jury trials was 38 percent. She wants to know if the difference between people over 65 on juries is significantly different than that of the population. Which test should she use?","A) Chi-square goodness of fit test","B) Chi-square test of independence","C) ANOVA","D) MANOVA","b"]
[1,"2. A psychologist is interested in knowing whether the test she has developed to help select safe truck drivers does the job. To determine the criterion related validity of her test, she might:","A) compute the correlation between results on her test and tests of hand-eye coordination","B) compute the correlation between results on her test and years of driving experience","C) compute the correlation between results on her test and the subsequent number of errors (accidents and driving citations) per mile of the test-takers.","D) compute the correlation between results on her test and selection ratio.","c"]
[null,"2. A psychologist is interested in knowing whether the test she has developed to help select safe truck drivers does the job. To determine the criterion related validity of her test, she might:","A) compute the correlation between results on her test and tests of hand-eye coordination","B) compute the correlation between results on her test and years of driving experience","C) compute the correlation between results on her test and the subsequent number of errors (accidents and driving citations) per mile of the test-takers.","D) compute the correlation between results on her test and selection ratio.","c"]
[null,"4. Intent to assess the relationship between IV and DV","A) Correlation","B) Multicollinearity","C) Confounding Variability","D) Regression","a"]
[null,"2. A case in Multiple Regression in which predictor variables are highly correlated","A) Confounding Variability","B) Multicollinearity","C) Correlation","D) Part & Partial","b"]
[null,"5.  Required sample size depends on all of the following except:","A) Number of predictors","B) B weights","C) Expected effect size","D) Desired power"]
[null,"9. A test correlated with other tests of same or similar trait can be said to have:","A) Divergent Validity","B) Convergent Validity","C) Factorial Validity","D) Test-retest reliability","b"]
[null,"10. A test not correlated with tests of unrelated traits can be said to have:","A) Divergent Validity","B) Convergent Validity","C) Factorial Validity","D) Test-retest reliability","a"]
[null,"3. Test A has a correlation of .60 with Test B and a correlation of .30 with Test C. Test A accounts for  ____ as much variability in Test B as it does in Test C.","A) twice","B) three times","C) four times","D) eight times ","b"]
[null,"1. When using multiple regression, a researcher would be best advised to choose predictors that ","A) have a high correlation with each other and a high correlation with the criterion.","B) have a low correlation with each other and a low correlation with the criterion.","C) have a high correlation with each other and a low correlation with the criterion.","D) have a low correlation with each other and a high correlation with the criterion.","d"]
[null,"11. A test correlated with a criterion variable measured at the same time is said to have:","A) Concurrent Validity","B) Predictive Validity","C) Internal reliability","D) Divergent Validity","a"]
[null,"12. A test correlated with criterion variable measured at a future time is said to have:","A) Concurrent Validity","B) Predictive Validity","C) Internal reliability","D) Divergent Validity","b"]
[null,"8. An indication that an item accounted for a significant level of variance when using Cronbach’s alpha, deleting the item should","A) Increase the total Cronbach’s alpha","B) Stay the same as the total Cronbach’s alpha","C) Lower the total Cronbach’s alpha","D) None of the above","c"]
[null,"7. What is an advantage of MANOVA over ANOVA?","A) Better chance at discovering what change occurs as a result of the treatment","B) Protection against Type I error","C) May reveal differences not shown in separate ANOVA’s","D) All of the above","d"]
[null,"3).Likert scales are typically ____________ scales","A) categorized","B) ordinal","C) nominal","D) interval","d"]
[null,"3).Likert scales are typically ____________ scales","A) categorized","B) ordinal","C) nominal","D) interval","d"]
[null,"1. What is R-Squared?","A) The proportion of variance in the dependent variable that is explained uniquely by the independent variables(s)","B) A measure of association between two variables","C) Proportion of variation in the dependent variable not associated with the independent variable(s)","D) The proportion of variation attributable to a nonlinear relationship between independent variable and dependent variable"]
[null,"3. Intent of analysis prediction","A) Correlation","B) Confounding Variability","C) Regression","D) Multicollinearity"]
[null,"3. What is the difference between MANOVA and discriminate function analysis?","A) The MANOVA IVs are categorical while the discriminate function DVs are categorical","B) The MANOVA IVs are continuous while the discriminate function DVs are continuous.","C) The MANOVA is used when only one IV is present","D) They are exactly the same, just a different name.","a"]
[null,"14. The null hypothesis for the chi-square goodness of fit test states that the distribution of:","A) the number of cases (i.e. counts) for each group matches the expected distribution based on contingency table row/column totals.","B) sample means match the expected distribution based on the theory/knowledge of the population","C) the number of cases (i.e. counts) for each group matches the expected distribution based on theory /knowledge of the population","D) sample means match the expected distribution based on contingency table row/column totals","c"]
[null,"1. The coefficient of multiple determination is:","A) the amount of error made when using the regression model to predict the value of the dependent variable","B) the proportion of the total variation in the values of the dependent variables explained by the multiple regression of the dependent variable on the independent variables.","C) the square root of the sample coefficient of determination","D) a measure of significance of the statistical test","b"]
[null,"1. The coefficient of multiple determination is:","A) the amount of error made when using the regression model to predict the value of the dependent variable","B) the proportion of the total variation in the values of the dependent variables explained by the multiple regression of the dependent variable on the independent variables.","C) the square root of the sample coefficient of determination","D) a measure of significance of the statistical test","b"]
[null,"2. What is the purpose of factor analysis?","A) To compare the means of two or more groups","B) To identify the underlying factors that are responsible for variation in a set of items, variables, or tests","C) To sum the squared factor loadings for all factors in one construct","D) To predict group membership","b"]
[null,"1. The basis for everything in statistics is","A)   Multiple Regression","B)    Cronbach’s Alpha","C)    General Linear Model","D)   Structural Equation Modeling","c"]
[null,"An independent t-test ______________________________________.","A)    Uses data from a single sample to test a hypothesis about a population mean in situations where the population standard deviation is unknown.",null,"C)    Pairs each score or set of scores with a score from another set.","D)     Uses multiple independent variables."]
[null,"If we want to investigate the relationship between a dependent variable and several independent variables, we should us _________________________.","A)   t-test","B)    Factor Analysis","C)    Regression Analysis","D)   Discriminant Analysis","c"]
[null,"2. Structural equation modeling has ____________________ power compared to multiple regression.","A)   more","B)    equal","C)    slightly less","D)   far less","a"]
[null,"You want to know whether people in different regions of the country are equally likely to vote Democratic, Republican, independent, or Libertarian in the next election. You would use a:","A.     Test for independence","B.     Goodness-of-fit test","C.     Goodness-of-fit test or test for independence","D.     Goodness-of-fit test and test for independence"]
[null,"You want to know whether people in different regions of the country are equally likely to vote Democratic, Republican, independent, or Libertarian in the next election. You would use a:","A.     Test for independence","B.     Goodness-of-fit test","C.     Goodness-of-fit test or test for independence","D.     Goodness-of-fit test and test for independence","a"]
[null,"1.      A researcher is interested in students’ improvements in math and physics and wants to conduct a study where she tries two different textbooks. The improvements in math and physics are the two dependent variables and the hypothesis is that both together are affected by the difference in textbooks. What statistical test would be best to use?","A.     ANOVA","B.     ANCOVA","C.     MANOVA","D.     MANCOVA","c"]
[null,"2.      The ultimate goal of ANCOVA is to: ","A.     Correlate the covariate with the independent variable","B.     Control for unmeasured variables","C.     Reduce the error in the model","D.     Detect particular pairs of means that significantly differ "]
[null,"Which of the following links might be examined using a chi-square test?","A.     Possible causes of heart attacks in people with particular risk factors","B.     The effects of a drug on a group of subjects","C.     The link between equipment failure and prior years of service","D.     Differences in response reaction rate to different stimuli","c"]
[null,"Which of the following links might be examined using a chi-square test?","A.     Possible causes of heart attacks in people with particular risk factors","B.     The effects of a drug on a group of subjects","C.     The link between equipment failure and prior years of service","D.     Differences in response reaction rate to different stimuli","c"]
[null,"The null hypothesis for the chi-square goodness-of-fit test states that the distribution of:","A.     The number of cases (i.e. counts) for each group matches the expected distribution based on contingency table row/column totals","B.     Sample means match the expected distribution based on theory/knowledge of the population","C.     The number of cases (i.e. counts) for each group matches the expected distribution based on theory/knowledge of the population","D.     Sample means match the expected distribution based on contingency table row/column totals","c"]
[null,"The null hypothesis for the chi-square goodness-of-fit test states that the distribution of:","A.     The number of cases (i.e. counts) for each group matches the expected distribution based on contingency table row/column totals","B.     Sample means match the expected distribution based on theory/knowledge of the population","C.     The number of cases (i.e. counts) for each group matches the expected distribution based on theory/knowledge of the population","D.     Sample means match the expected distribution based on contingency table row/column totals","c"]
[null,"3.      The goal of _________ is to predict group membership from a set of predictors.","a.      MANOVA","b.      ANOVA","c.      Discriminant analysis","d.      Linear Regression","c"]
[null,"2.      Regression is to _______ as correlation is to __________.","a.      Relationship; Prediction","b.      Prediction; Relationship","c.      Independent; Dependent","d.      Dependent; Independent","b"]
[null,"1.      A minimum data set of MANOVA has _______ independent variables.","a.      One or more","b.      Two or more","c.      Three","d.      Four","b"]
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