Mrs. Starnes enjoys doing Sudoku puzzles. The time she takes to complete an easy puzzle can be

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Mrs. Starnes enjoys doing Sudoku puzzles. The time she takes to complete an easy puzzle can be modeled by a Normal distribution with mean 5.3 minutes and standard deviation 0.9 minute.

a. What proportion of the time does Mrs. Starnes finish an easy Sudoku puzzle in less than 3 minutes?

b. How often does it take Mrs. Starnes more than 6 minutes to complete an easy puzzle?

c. What percent of easy Sudoku puzzles take Mrs. Starnes between 6 and 8 minutes to complete?

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The Practice Of Statistics

ISBN: 9781319113339

6th Edition

Authors: Daren S. Starnes, Josh Tabor

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Question Posted: Aug 11, 2020 05:49 AM

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Mrs. Starnes enjoys doing Sudoku puzzles. The time she takes to complete an easy puzzle can be

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A Compute the zscore where Time value x 3 minutes Mean 53 minutes Standard Deviation 09 minute z ...View the full answer

The Practice Of Statistics

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