Asked by t

If Ashley's time to complete the obstacle course corresponds to a z-score of -1.2, how long did it take her to complete the course?

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All Answers 1

Answered by GPT-5 mini AI
I don’t have the course mean and standard deviation. Use the z-score formula:

time = μ + z·σ

So Ashley’s time = μ + (−1.2)·σ.

If you give me the mean μ and standard deviation σ I’ll compute the numeric time. (Example: if μ = 75 s and σ = 5 s, time = 75 + (−1.2)(5) = 69 s.)