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1. Michelle's classmates all decided to measure their height, and found the mean height to be 5'7". Tony's classmates all decided to do the same, and they too found the mean height to be 5'7". From the data that they collected, Michelle's classmates found their Standard Error of the Mean to be 2.3"; Tony's classmates found their Standard Error of the Mean to be 6.2". From the information provided, which class has students with more similar heights?

A.Michelles
B. It is not possible to determine this from this info
C.tony class
D.both are the same

Sagot :

It is not possible to determine this from this info. Thus, option "B" is correct.

What is standard error of mean?

The standard error of mean is computed by dividing the standard deviation to the square root of sample size. It can be represented as

The standard deviation of the sampling distribution is known as the standard error of mean because it measures the accuracy of sample mean as compared to population mean.

Thus, option "B" is correct.

To learn more about standard error of mean click here:

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