Let x represent the dollar amount spent on supermarket impulse buying in a 10-minute (unplanned) shopping interval. Based on a newspaper article, the mean of the x distribution is about $46 and the...

Letx represent the dollar amount spent on supermarket impulse buying in a 10-minute (unplanned) shopping interval. Based on a newspaper article, the mean of thex distribution is about $46 and the estimated standard deviation is about $9.

(a)

What is the probability that x is between $43 and $49? (Round your answer to four decimal places.)

(b)

Let us assume thatx has a distribution that is approximately normal. What is the probability thatx is between $43 and $49? (Round your answer to four decimal places.)

Jun 08, 2022

SOLUTION.PDF

Let x represent the dollar amount spent on supermarket impulse buying in a 10-minute (unplanned) shopping interval. Based on a newspaper article, the mean of the x distribution is about $46 and the...

Get Answer To This Question

Related Questions & Answers

Submit New Assignment