Confidence interval of the mean number of jobs, Basic Statistics

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Confidence interval of the mean number of jobs

In a sample of 50 retirees aged 60-70, the average number of jobs they had during thier lifetime was 7.2. The population standard deviation is 2.1

Find the 99% confidence interval of the mean number of jobs?

To estimate the true mean within 1/2 job with 99% confidence, how large of a sample is needed?

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Basic Statistics: Confidence interval of the mean number of jobs

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Request for Solution File

Ask an Expert for Answer!!

Basic Statistics: Confidence interval of the mean number of jobs

Reference No:- TGS0729858

Have a Question? (oR Write a Review)

Recent Questions Asked Basic Statistics

Q : Find most nearly final angular velocity of the cylinder

Q : Determine if this value differs from population mean

Q : Determine the speed of the outer edge of the centrifuge

Q : Find probability that there are twenty fluorescent lights

Q : Confidence interval of the mean number of jobs

Q : Maximum energy stored in the capacitor

Q : Find amount of work done to overcome friction to slide block

Q : How much work is done on the rock by the rope

Q : Calculate the total savings expected from the refinancing

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Request for Solution File

Ask an Expert for Answer!!

Basic Statistics: Confidence interval of the mean number of jobs

Reference No:- TGS0729858

Recent Questions Asked Basic Statistics

Q : Find most nearly final angular velocity of the cylinder

Q : Determine if this value differs from population mean

Q : Determine the speed of the outer edge of the centrifuge

Q : Find probability that there are twenty fluorescent lights

Q : Confidence interval of the mean number of jobs

Q : Maximum energy stored in the capacitor

Q : Find amount of work done to overcome friction to slide block

Q : How much work is done on the rock by the rope

Q : Calculate the total savings expected from the refinancing

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