The following table summarizes the sample mean earnings, in thousands of dollars, of a
Chapter 13, Problem 5(choose chapter or problem)
The following table summarizes the sample mean earnings, in thousands of dollars, of a random sample of year-round, full-time workers by gender and age. 2534 3544 4554 Male 42.9 59.5 67 Female 35.2 41.9 43.1 (a) Construct an interaction plot for the data. (b) Does the interaction plot indicate a significant interaction effect? Explain? (c) What, if anything, can you conclude about the significance of the main effects?
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