The T-test is a test, principally of agility. The correct option is B.
What is a T-test?
A t-test is a statistical test that compares two samples' means. It is used in hypothesis testing with a null hypothesis that the distinction in group means is zero and an alternative hypothesis is accepted that the difference is not zero.
The T-test is a test, principally of agility.
Thus, the correct option is B.
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