. Explain what it means to say that
the sample variance provides an unbiased estimate of the population
variance.
5. (Using both Excel and SPSS) For the
following scores: 3, 1, 1, 1
Find the mean.
Find the variance (show your work).
Find the standard deviation.
6. (Using both Excel and SPSS) For the
following scores: 1, 0, 4, 1, 1, 5
Find the mean.
Find the variance (show your work).
Find the standard deviation.