discrete (c) Number of books on a shelf discrete (d) Weight of an apple Continuous (e) Number of lightning strikes in Rocky Mountain National Park on a given day Continuous 2) The table below indicates the age of Super Shoppers at a local Grocery store. Super shoppers are those people who regularly use coupons when shopping. The probabilities for each age group are also listed. 25 35 45 55 65 Age (years) Probability of using a coupon .07 .44 .24 .14 .11 (a) Compute the expected age of a Super Shopper (Calculate µ). (b) Compute the variance (o?). (c) Compute the standard deviation (o ).

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