The annual ground coffee expenditures for households are

Reference no: EM13623297

The annual ground coffee expenditures for households are approximately normally distributed with a mean of $42.75 and a standard deviation of $11.00.

A) Find the probability that a household spent less than 20.00

B) Find the probability that a household spent more than 60.00

C) What proportion of the households spent between 30.00 and 40.00?

D) 99.5% of the households spent less than what amount?

Reference no: EM13623297

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