Starbucks experienced a substantial decline of business with the COVID-19 restrictions. With the decline in business, t

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answerhappygod
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Starbucks experienced a substantial decline of business with the COVID-19 restrictions. With the decline in business, t

Post by answerhappygod »

Starbucks experienced a substantial decline of business with the
COVID-19 restrictions. With the decline in business, the
Starbucks wanted to include in the ad for barista position, the
average tips each day. A sample of 16 baristas averaged
$42.60 each day in tips. Assume the population
deviation for daily tips is $9.00.
A. Construct a 98%
confidence interval for a waiter or waitress daily average daily
tips.
B. What assumptions
need to be made for this procedure?
PLEASE SOLVE USING EXCEL ONLY
THANKS... I DONT UNDERSTAND THE WRITING IN THE OTHER TIME I POSTED
THIS QUESTION
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