SECTION B: REGRESSION A regression analysis was conducted to examine job performance of 1200 employees in a large firm to assess the effectiveness of various selection tools. Use the following output to answer the questions below. Information about the variables: Cognitive Ability Test = Performance on cognitive ability test with possible scores from 1 to 50 Personality Test = Performance on personality test (measured from 1-5) Structured Interview = Performance on structured interview (measured from 1-7) Job Performance = Level of job performance (measured from 1-7) Coefficients Standard Error Intercept 3.58 181 Cognitive Ability Test 1.539 0.24 Personality Test 1.101 0.31 Structured Interview 0.285 0.29 Dependent variable: Job Performance t Stat 8.36 6.41 3.55 0.98 P-value 0.000 0.000 0.043 0.312 2. What are the independent (predictor) variables in this regression analysis? What is the dependent (outcome) variable in this analysis? 3. According to this data, explain whether the following recommendations are valid? Be sure to provide sufficient reasons for why you determine these statements are valid or not. a) The company should use cognitive ability test as part of the selection system b) Low job performance is a huge problem for this company. c) The company should not use personality test as part of the selection system. d) New employees are more productive e) The company should use structured interview as part of the selection system