Inactive Tutor answered • 02/27/26
Tutor
New to Wyzant
np= 50x1/6= 50/6= mean
npq= 50/6x5/6= 250/36= var
sd= sqrvar= sqr250/36= (5/6)sqr10 = standard deviation
Yoda D.
asked • 04/28/15Find the mean, variance, and standard deviation
A die is rolled 50 times. Find the mean, variance, and standard deviation of the number of 3s that
will be rolled
will be rolled
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