Review the SPSS output file which reports the results of the related samples t-test to compare the number of U.S. states where each brand was sold in 2008 with the number of U.S. states where those same brands were sold in 2012.
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For each brand, there is one value for the number of states in 2008 and another value for the number of states in 2012, making this a repeated measure.
Answer the following questions based on your observations of the SPSS output file:
- What was the mean number of U.S. states in which all of the beer brands were sold in in 2008?
- What was the mean number of U.S. states in which all of the beer brands were sold in in 2012?
- Was there a significant difference in the number of states in which these beer brands were sold in 2008 versus 2012? Report the results of the t-test as follows
- : t(df value) = ___, and p-value.
