Interest Rates Narrative
The following 10 observations are interest rates on unpaid balances on credit cards for a department store: 10.4, 10.1, 9.5, 10.5, 10.6, 9.3, 9.9, 10.7, 9.5, and 10.0.
-Here are the red blood cell counts (in cells per microlitre) of a healthy person measured on each of 15 days: 5.6, 5.4, 5.2, 5.4, 5.7, 5.5, 5.6, 5.4, 5.3, 5.5, 5.5, 5.1, 5.6, 5.4, and 5.4. Find a 95% confidence interval estimate of the true mean red blood cell count for this person during the period of testing.

Question

Interest Rates Narrative
The following 10 observations are interest rates on unpaid balances on credit cards for a department store: 10.4, 10.1, 9.5, 10.5, 10.6, 9.3, 9.9, 10.7, 9.5, and 10.0.
-Here are the red blood cell counts (in  cells per microlitre) of a healthy person measured on each of 15 days: 5.6, 5.4, 5.2, 5.4, 5.7, 5.5, 5.6, 5.4, 5.3, 5.5, 5.5, 5.1, 5.6, 5.4, and 5.4. Find a 95% confidence interval estimate of the true mean red blood cell count for this person during the period of testing.

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The Answer of Interest Rates Narrative
The following 10 observations are interest rates on unpaid balances on credit cards for a department store: 10.4, 10.1, 9.5, 10.5, 10.6, 9.3, 9.9, 10.7, 9.5, and 10.0.
-Here are the red blood cell counts (in  cells per microlitre) of a healthy person measured on each of 15 days: 5.6, 5.4, 5.2, 5.4, 5.7, 5.5, 5.6, 5.4, 5.3, 5.5, 5.5, 5.1, 5.6, 5.4, and 5.4. Find a 95% confidence interval estimate of the true mean red blood cell count for this person during the period of testing.

Interest Rates Narrative The Following 10 Observations Are Interest Rates on Unpaid Balances