A Mail-Order Business Prides Itself in Its Ability to Fill

question 34

Short Answer

A mail-order business prides itself in its ability to fill customers' orders in less than six calendar days, on average. Periodically, the operations manager selects a random sample of customer orders and determines the number of days required to fill the orders. On one occasion when a sample of 39 orders was selected, the average number of days was 6.65 with a population standard deviation of 1.5 days. Calculate the appropriate test statistic to test the hypotheses.

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Definitions:

Department of Agriculture

A government department responsible for developing and executing federal laws related to farming, forestry, rural economic development, and food.

Minimum Food Budget

The smallest amount of money needed to buy the essential food items for maintaining health and well-being.

Official Poverty Line

A governmental threshold which defines the minimum income level necessary to meet basic living needs and thus categorizes individuals or families as living in poverty.

Family of Two

A term used to describe a household consisting of two members, reflecting on their living arrangement, financial planning, and daily life dynamics.