A Social Worker Was Interested in Determining Whether There Is

Essay

A social worker was interested in determining whether there is a significant difference in the average monthly cost per child for childcare outside the home between state supported facilities and privately owned facilities. Two independent random samples were selected yielding the following information: Find a 90% confidence interval for the true difference in average monthly cost of the childcare.
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Based on the interval above, can one conclude there is a significant difference in average cost of childcare between the state supported facilities and privately owned facilities?
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Explain.
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