[Solution] In a recent year, about two-thirds of U.S. households purchased ground coffee. Consider the annual ground coffee expenditures for households


Question: In a recent year, about two-thirds of U.S. households purchased ground coffee. Consider the annual ground coffee expenditures for households purchasing ground coffee, assuming that these expenditures are approximately distributed as a normal random variable with a mean of $45.16 and a standard deviation of $10.00.

  1. Find the probability that a household spent less than $25.00.
  2. Find the probability that a household spent more than $50.00.
  3. What proportion of the households spent between $30.00 and $40.00?
  4. 99% of the households spent less than what amount?

Price: $2.99
Solution: The downloadable solution consists of 2 pages
Deliverable: Word Document

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