Study Questions:
Excel users should note that any row containing one or two empty cells must be removed. Use a 5% significance level. For each of the following variables, conduct a test to deter- mine whether there are differences between the three political party affiliations (PARTY3: 1 = Democrat, 2 = Republican, 3 = Independent ).
Read about campaign in newspaper (READ)
Exercise 13.25 required you to conduct a t-test of the difference between two means. Each samples productivity data are required to be normally distributed. Is that required condition violated? Test with α = .05.