The table below presents means for the number of hours worked last week (hrsl) for individuals by general happiness (happy) and job satisfaction (satjob2). Using the data below, draw a line plot. Use the line plot to complete the following steps to estimate the factor main effects on the dependent varia- ble and the interaction between factors. Very Satisfied With Job Not Very Satisfied With Job Very happy Pretty happy Not too happy 43 40 42 42 38 40 a. Develop the appropriate research questions for main effects and interaction. b. Do the factors interact? If so, do you think the interaction will be statistically significant? Explain. c. Do you think that there will be a significant main effect for the factor of general happiness? If so, which groups do you think will be significantly different? d. Do you think that there will be a significant main effect for the factor of job satisfaction?