The following relative frequency distribution table reports results from a
The following relative frequency distribution table reports results from a recent study of prices charged by retailers who carry your company’s product:
Price x Proportion of Retailers P(x)
$99.95................ .1
109.95................ .5
119.95................ .3
129.95................ .1
a. Show the relative frequency bar chart for the data.
b. Compute the mean, the variance and the standard deviation for the data.
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