A large company is organized into three functional areas: manufacturing, marketing, and research and development. The employees claim that the company pays women less than men for similar jobs. The company randomly selected four males and four females in each area and recorded their weekly salaries in dollars.

a. Draw the interaction graph. Based on your observations, is there an interaction effect? Based on the graph, describe the interaction effect of gender and area on salary.
b. Compute an ANOVA with statistical software, and use the 0.05 level to test for gender, area, and interaction effects on salary. Report the statistical results.
c. Compare the male and female mean sales for each area using statistical techniques. What do you recommend to thedistributor?

Transcribed Image Text:

Area/Gender Manufacturing Marketing Research and Development Male 978, 1056, 982, 748 926, 1055, 1066, 1088 Female 1016, 1007, 875, 968 1045, 895, 848, 904 1154, 1091, 878, 876 770, 733, 844, 771