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A simple random sample of 60 items resulted in a sample mean of 76. The population standard deviation is 14. a. Compute the 95% confidence interval for the population mean (to 1 decimal).
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17 votes
17 votes
A simple random sample of 60 items resulted in a sample mean of 76. The population standard deviation is 14.

a. Compute the 95% confidence interval for the population mean (to 1 decimal).

User Erenon
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1 Answer

21 votes
21 votes

Answer: (72.383,79.617)

Round to: (72.4,79.6)

Step-by-step explanation:

Go to stat, calc, 8-Tinterval, and then just plug in the given information

User Mithrax
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3.1k points
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