Use the 68-95-99

question 17

Multiple Choice

Use the 68-95-99.7 Rule to find probabilities or cutoff values.
-The time it takes to process phone orders in a small florist / gift shop is normally
Distributed with a mean of 6 minutes and a standard deviation of 1.24 minutes. What
Cutoff value would separate the 2.5% of orders that take the most time to process?

• A) 3.52 minutes
• B) 4.76 minutes
• C) 8.48 minutes
• D) 10.01 minutes
• E) 11.98 minutes

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Definitions:

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A statistical measure that provides a central point or typical value for a dataset, often represented by the mean, median, or mode.

Average Salary

The mean amount of payment received by employees in specific job roles, sectors, or regions, often used as a benchmark for wage comparisons.

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