Question

Find the mean and standard deviation for the data set of the number of elevator stops for several rides.
{0, 3, 1, 1, 0, 5, 1, 0, 3, 0}

Answer 1

The mean is the average.

Answer 2

mean=14/10=1.4

Answer 3

standard deviation is square root of variance.

Answer 4

standard deviation = SR[(x-mean)^2/n]

Answer 5

i think

Answer 6

yeah tai u r ryt..:)

Answer 7

mean=1.4, standard deviation=1.624807681...

Answer 8

standard deviation = \[\sqrt{\Sigma(x-mu)^2/n}\]