Limited access

Upgrade to access all content for this subject

A marathon director is curious how the marathon times of men compare to those of women. She randomly selects $100\text{ men}$ and $100\text{ women}$ and wishes to estimate the marathon time differences between men and women.

What inferential procedure should she choose?

A

Matched pairs $T$-test.

B

Two-sample $T$-test.

C

Two-sample $T$-interval.

D

Two-sample $Z$-test.

E

Chi-squared test for association.

Select an assignment template