T Test for Independent Groups MCQs
T Test for Independent Groups MCQs
Our team has conducted extensive research to compile a set of T Test for Independent Groups MCQs. We encourage you to test your T Test for Independent Groups knowledge by answering these multiple-choice questions provided below.
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1: Correlation coefficient of effect size yields estimates that is _____ if used with large sample sizes.
A. Greater than Cohen’s d
B. Smaller than Cohen’s d
C. Equal to Cohen’s d
D. All of these
2: The value of Cohen’s d can be _____
A. Equal to 1.00
B. Equal to 10.0
C. Greater than 1.00
D. Smaller than 1.00
3: In Controlled Experiment an experimental group that receives some treatment is _____ variable
A. Dependent
B. Response
C. Independent
D. All of these
4: In Controlled Experiment, placebo is given to_____
A. Experimental group
B. Controlled group
C. Both of these
D. None of these
5: Effect sizes are typically reported as_____
A. Small
B. Medium
C. Large
D. All of these
6: Heterogeneity of Variance is a violation of the assumption that two groups have _____ variances in the independent groups t test.
A. Equal
B. Approximately equal
C. Unequal
D. Both a and b
7: An assumption in the independent groups t test and ANOVA that the two groups or more groups have equal or approximately equal variances is known as_____
A. Heterogeneity of Variance
B. Pooled Variance
C. Homogeneity of variance
D. None of these
8: In situ Design occurs often in t-test designs and ANOVAs where the participants are randomly assigned to the groups.
A. True
B. False
9: Independent Groups t Test is a statistical procedure designed to evaluate the difference between two groups’ means on a _____ variable.
A. Dependent
B. Response
C. Independent
D. Both a and b
10: A significant value of F in Levene’s test indicates that the two groups’ variances are significantly different from each other.
A. True
B. False
11: The _____ t test formula contains the pooled variance estimate.
A. Numerator of dependent
B. Numerator of independent
C. Denominator of dependent
D. Denominator of independent
12: Power is the probability that the null hypothesis will be _____
A. Accepted correctly
B. Accepted falsely
C. Rejected correctly
D. Rejected falsely
13: The standard for minimum power in psychological research is_____
A. 8.0
B. 0.80
C. 80
D. 0.08
14: The power of a test is estimated by _____
A. β
B. 1 – β
C. β-1
D. 0-β
15: Robustness is characteristic of statistical tests that indicates_____
A. The ability to detect a real difference between the two groups’ means
B. The ability to detect a false null hypothesis
C. The ability to detect whether a treatment or procedure really works
D. Both a and b
16: A test to determine whether there are significant differences between two independent groups’ means on the same dependent variable is known as _____
A. T test
B. Z test
C. ANOVA
D. Chi-square test
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T Test for Independent Groups MCQs
