# Question: According to www mynewplace com in January 2011 the average monthly rental

According to www.mynewplace.com, in January 2011 the average monthly rental rate for one bedroom apartments in Ann Arbor, Michigan, was $796. (Background information from www.mynewplace.com/city/ann_arbor_apartments_for_rent_michigan.) Suppose rental rates across all one-bedroom apartments in Ann Arbor follow approximately a normal distribution, with a standard deviation of $150. Using a table, calculator, or software that can provide normal probabilities, find the approximate proportion of one-bedroom apartments for which the rental rate:

a. Is at least $1000 a month.

b. Is less than $500 a month?

c. Is between $500 and $1000 a month.

a. Is at least $1000 a month.

b. Is less than $500 a month?

c. Is between $500 and $1000 a month.

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