​If N = 15 for Each Sample,which of the Following

Multiple Choice

​If n = 15 for each sample,which of the following sets of data provides the clearest difference between the two samples?

A) ​A sample mean difference of 5 points with s² = 5 for both samples
B) ​A sample mean difference of 5 points with s² = 10 for both samples
C) ​A sample mean difference of 10 points with s² = 5 for both samples
D) ​A sample mean difference of 10 points with s² = 10 for both samples