Using Model B With Y Salary X2 Ma Ms X3 Phd X4years Check Output From Page 1 1 Is Model B Significant What Test 1 (35.87 KiB) Viewed 138 times
Using Model B With Y Salary X2 Ma Ms X3 Phd X4years Check Output From Page 1 1 Is Model B Significant What Test 2 (45.95 KiB) Viewed 138 times
Using Model B: with Y=Salary, X2= MA/MS: X3-PHD:X4Years (check output from page 1) 1) Is Model B significant? What test will you perform? Explain. 2) According to model B, how much does salary increase on average with each additional year of experience? Explain. 3) Is variable Year a significant variable in the Model B, after accounting for Education? What test will you perform? Do the test. 4) Is variable MA a significant variable in the model B after accounting for Years? Do the test and state conclusion (so a normal-person can understand that) 5) Based on the model B. do you think Drew should enroll in the PHD. What about MA/MS? Explain your answer with the appropriate statistics.
Response Salary Model B A Summary of Fit RSquare 0.930189 RSquare Adj 0.928008 Root Mean Square Error 3462.947 Mean of Response 44889.79 Observations (or Sum Wgts) 100 Analysis of Variance Sum of Source DF Squares Mean Square FRatio Model 3 1.534e +10 5.1132e+9 426.3821 Error 96 1151232088 11992001 Prob > F C. Total 99 1.6491e +10 <.0001 Lack Of Fit Parameter Estimates Term Estimate Std Error t Ratio Prob>|t| Lower 95% Upper 95% Intercept 16704.169 1113.398 15.00 <.0001 14494 18914.2 MA/MS 5096.7391 1020.45 4.99 <.0001 3071.2 7122.32 PHD 11598.524 1478.139 7.85 <.0001 8664.4 14532.6 Years 915.72022 58.61053 15.62 <.0001 799.38 1032.06
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