Random sample is selected from a normal population

Reference no: EM13102292

A random sample is selected from a normal population. The population mean is 60 and the standard deviation is 15. after treatment the sample mean is 65. the sample size is 25. Is the sample mean suffucuebt to conclude that the treatment has a significant and why?

Reference no: EM13102292

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Random sample is selected from a normal population : A random sample is selected from a normal population. The population mean is 60 and the standard deviation is 15. after treatment the sample mean is 65. the sample size is 25.

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