What is the best estimate of the population mean ?

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A random sample of 25 people employed by the florida state authority established they earned an average wage( including benefits ) of $65.00 per hour 

a. what is the popular mean? what is the best estimate of the population mean ?

b.develop a 99% confidence interval for the population mean wage ( including benefits ) for this employees 

c. how large a sample is needed to assess the population mean with an allowable error of $ 1.00 and 95% confidence?

 

 

Reference no: EM13768907

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