Question

An online store sells flower arrangements for birthdays and other special events. In a review of their production costs, the

Answer 1

Answer: A confidence interval for the mean cost (in dollars) for one shipment of vases = (49,59)

Step-by-step explanation:

Confidence interval for mean: Mean ± Margin of error

Given: The  online store found the mean wholesale cost of one shipment of vases was ĉ = 54 dollars, with a margin of error of 5  dollars.

A confidence interval for the mean cost (in dollars) for one shipment of vases

$=(54-5, 54+5)\\\\=(49,59)$

Hence,  a confidence interval for the mean cost (in dollars) for one shipment of vases = (49,59)