A recent article in a business journal reported that the mean annual salary for graduates from 30 top MBA programs           10 years after graduation is  $275,000 Assume the standard deviation is $54,500?   23 The middle interval that captures 95% of the mean salaries from samples of size 75 graduates is, a $262,666 $287,334 b $259,582 $290,418 c $255,728 $294,272 d $250,910 $299,090

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A recent article in a business journal reported that the mean annual salary for graduates from 30 top MBA programs           10 years after graduation is  $275,000 Assume the standard deviation is $54,500?

 

23 The middle interval that captures 95% of the mean salaries from samples of size 75 graduates is,
a $262,666 $287,334
b $259,582 $290,418
c $255,728 $294,272
d $250,910 $299,090
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