What does the central limit theorem enable researchers to do?
a) compare means from two independent samples
b) generalize the results from a sample to a population without knowing the exact nature of the population's distribution
c) compute the significance of a relationship between two variables
d) reduce the possibility that chance accounts for variability in the variable of interest
Question 2
When computing the standard deviation, what does it mean when the sum of the deviation
about the mean is NOT 0?
a) The data set has a great amount of variability.
b) The data set has at least one extreme score.
c) The data is too small.
d) The mean of the data set was computed incorrectly.
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