We have a population with mean 140 and standard deviation 10. For any random sample with...

Question

Question

We have a population with mean 140 and standard deviation 10. For any random sample with 70 observations from this population

math Statistics-And-Probability

Answer 1

Answer #1

$『ニIo Che nニ70 know ut2 ニ140t2- 142 142-140 > IDD ニ\-p 「z<67] こ1-0.9528 |P[ 文>1423$

Answer 2

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