If other factors are held constant,which of the following sets of data would produce the largest value for an independent-measures t statistic?
A)The two samples both have n = 15 with sample variances of 20 and 25.
B)The two samples both have n = 15 with variances of 120 and 125.
C)The two samples both have n = 30 with sample variances of 20 and 25.
D)The two samples both have n = 30 with variances of 120 and 125.

Question

​If other factors are held constant,which of the following sets of data would produce the largest value for an independent-measures t statistic?
A)​The two samples both have n = 15 with sample variances of 20 and 25.
B)​The two samples both have n = 15 with variances of 120 and 125.
C)​The two samples both have n = 30 with sample variances of 20 and 25.
D)​The two samples both have n = 30 with variances of 120 and 125.

Quizplus · Accepted Answer

A larger sample size and smaller variances lead to a larger t statistic. Option C has a larger sample size (n = 30) and smaller variances (20 and 25) compared to option D.

​If Other Factors Are Held Constant,which of the Following Sets

If Other Factors Are Held Constant,which of the Following Sets