A data analyst is using a two-tailed, independent t-test to determine whether the type of stretching, dynamic or static, has any influence on a dancer’s flexibility. Which of the following is the alternative hypothesis?

A. A dancer’s flexibility is improved through static stretching.

B. The change in a dancer’s flexibility is not equal to zero.

C. There is a difference in a dancer’s flexibility between static and dynamic stretching.

D. The means of the static and dynamic stretching groups do not differ from each other.








 

Suggested Answer: C





This question is in DA0-001 CompTIA Data+ Exam
For getting CompTIA Data+ Certificate



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