Find confidence interval for mean of current balance, Basic Statistics

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Find confidence interval for mean of current balance

55 credit card holders are selected at random. for each their current credit card balance is recorded. the average for these 55 people is xbar = $700. assume that the current balance of all credit card holders follows a normal distribution with unknown mean and known standard deviation of $90. what is the 99% confidence interval for the mean?

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Basic Statistics: Find confidence interval for mean of current balance

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Basic Statistics: Find confidence interval for mean of current balance

Reference No:- TGS0110597

Have a Question? (oR Write a Review)

Recent Questions Asked Basic Statistics

Q : Find the probability that on single test is less than forty

Q : What is the probability that on a given night

Q : Civilization have a monetized economy

Q : Columbia generating station

Q : Find confidence interval for mean of current balance

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Request for Solution File

Ask an Expert for Answer!!

Basic Statistics: Find confidence interval for mean of current balance

Reference No:- TGS0110597

Recent Questions Asked Basic Statistics

Q : Find the probability that on single test is less than forty

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Q : Columbia generating station

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