Confidence interval for the mean income, Basic Statistics

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Confidence interval for the mean income

A statistician calculates a 95% confidence interval for the mean income of the depositors at Bank A.

The confidence interval is 18,600 to 21,400.(try to use the formula for confidence interval)

a. What is the mean income in the sample?

b. If sigma=$5,000, what was the sample size, n?

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Basic Statistics: Confidence interval for the mean income

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Basic Statistics: Confidence interval for the mean income

Reference No:- TGS0838000

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Recent Questions Asked Basic Statistics

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Request for Solution File

Ask an Expert for Answer!!

Basic Statistics: Confidence interval for the mean income

Reference No:- TGS0838000

Recent Questions Asked Basic Statistics

Q : Point estimate of a population mean

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Q : Victim of domestic abuse

Q : Confidence interval for the population mean

Q : Confidence interval for the mean income

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