A computational formula for the sample variance is For the following sample of scores: 2, 6, 1, 4, 2, 2, 4, 3, 2

# A computational formula for the sample variance is For the following sample of scores: 2, 6, 1, 4, 2, 2, 4, 3, 2

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HLT 362 Module 1 Descriptive Statistics Excel Worksheet

Module 1 Descriptive Statistics Excel Worksheet

A formula for the sample mean is

A formula for the sample variance is

A formula for the sample standard deviation is

A computational formula for the sample variance is

For the following sample of scores:

2, 6, 1, 4, 2, 2, 4, 3, 2

Find the mean, variance and standard deviation

A sample of size 7 (n = 7) has a mean of M = 9.

One of the sample scores is changed from x = 19 to x = 5. What is the value for the new sample mean?

Using Excel create a histogram and a line graph using the scores in the following table:

A computational
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