Following are the American College Test (ACT) scores attained by the 25 members of a local ...

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 2. Following are the American College Test (ACT) scores attained by the 25 members of a local high school graduating class:
21 24 23 17 31 19 19 20 19 25 17 23 16 21 20 28 25 25 21 14 19 17 18 28 20
Find P99, P90, and P80 for the ACT scores.

 

    • 8 years ago
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    So, P(90) = Average of 22nd score and 23rd score ...
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