The Time Spent Commuting from Home to Work for All

question 21

Short Answer

The time spent commuting from home to work for all employees of a very large company has a normal distribution with a mean of 43.4 minutes and a standard deviation of 12.1 minutes.The probability,rounded to four decimal places,that the mean time spent commuting from home to work by a sample of 21 employees will be between 43.26 and 49.35 minutes is:

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Definitions:

Summer 1991

Denotes a specific time period, often remembered for significant events or developments occurring during those months of 1991.

President

The elected head of a republican state or the chief executive officer in certain other organizations, responsible for implementing and enforcing laws and policies.

Unemployed

Refers to individuals who are without a job but are available for and seeking employment.

Labor Force

The total number of people who are eligible and able to work, including both the employed and those seeking employment.