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2. One restaurant is known to have an average daily sales of $1100 and $90 variance. If a 31-day sales survey showed that the variance was $105, is this a reason to still believe $90 variance?

2. One restaurant is known to have an average daily sales of $1100 and $90 variance. If a 31-day sales survey showed that the variance was $105, is this a reason to still believe $90 variance?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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2. One restaurant is known to have an average daily sales of $1100 and $90 variance. If a 31-day sales survey showed that the variance was $105, is this a reason to still believe $90 variance?
Transcribed Image Text:2. One restaurant is known to have an average daily sales of $1100 and $90 variance. If a 31-day sales survey showed that the variance was $105, is this a reason to still believe $90 variance?
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