Suppose the Time It Takes for a Purchasing Agent to Complete

question 42

Multiple Choice

Suppose the time it takes for a purchasing agent to complete an online ordering process is normally distributed with a mean of 8 minutes and a standard deviation of 2
Minutes. Suppose a random sample of 25 ordering processes is selected. What is the
Probability that the sample mean will be less than 7.5 minutes?

• A) 0.3944
• B) 0.1056
• C) 0.2114
• D) 0.4013
• E) 0.8944

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Definitions:

Social Roles

Expectations for individuals based on their position or status within a group or society.

Historical Time Periods

Distinct phases within human history, each marked by significant events, developments, and cultural shifts.

Gender Identity

An individual's personal sense of their own gender, which may or may not correspond to the sex assigned at birth.

Biological Sex

The physical characteristics, such as reproductive and sexual anatomy, chromosome patterns, and hormone levels, that identify an individual as male, female, or intersex.