The Time It Takes to Process Phone Orders in a Small

question 19

Short Answer

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.
a. What cutoff value would separate the 2.5% of orders that take the most time to
process?
b. What cutoff value would separate the 16% of orders that take the least time to process?
c. What cutoff values would separate the 95% of orders that are in the middle of the
distribution with respect to processing time?

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Definitions:

Population Size

The total number of members in a defined population.

Symbols

Characters or glyphs that are used to represent objects, functions, or processes.

Population

The entire group of individuals or instances about whom the study is focused.

Variability

The extent to which data points in a dataset differ from each other and from the mean of the dataset.