A Childcare Agency Was Interested in Examining the Amount That

question 8

Essay

A childcare agency was interested in examining the amount that families pay per child per month for childcare outside the home. A random sample of 64 families was selected and the mean and standard deviation were computed to be $675 and $80, respectively.
Find a 95% confidence interval for the true average amount spent per child per month for childcare outside the home.
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Interpret the interval.
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A social worker claims that the average amount spent per child per month outside the home is $700. Based on the interval above, can this claim be rejected?
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Justify your answer.
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Definitions:

Taylor's Approach

A management theory developed by Frederick Winslow Taylor, emphasizing scientific studies of tasks to increase productivity.

Increasing Efficiency

The process of improving the capability of a system or process to produce the desired output with minimum input or effort.

World War II

A global conflict that lasted from 1939 to 1945, involving most of the world's nations and culminating in significant changes to the geopolitical landscape.

Workplace Situation

The conditions and circumstances that occur within a place of employment.