The most appropriate test that should be applied to test whether there is any significant difference between the average performance of the two groups A and B is:
A. Z‐test
B. Two sample t‐test
C. Paired t‐test
D. Chi square test
Answer:B
The most appropriate test that should be applied to test whether there is any significant difference between the average performance of the two groups A and B is:
A. Z‐test B. Two sample t‐test C. Paired t‐test D. Chi square test