Data for this question comes from appropriate spreadsheet within the excel file FinanceAccountingTwoSpreadsheets. The GRETL output for the test of two means using the two dummy method is given by

OLS, using observations 1-24

Dependent variable: Salary

Coefficient Std. Error t-ratio p-value

Dummy Accounting 27.3000 0.537352 50.80 <0.0001 ***

Dummy Finance 25.6083 0.537352 47.66 <0.0001 ***

Mean dependent var 26.45417 S.D. dependent var 2.015155

Sum squared resid 76.22917 S.E. of regression 1.861441

R-squared 0.183838 Adjusted R-squared 0.146740

F(1, 22) 4.955441 P-value(F) 0.036567

Log-likelihood 47.92281 Akaike criterion 99.84562

Schwarz criterion 102.2017 Hannan-Quinn 100.4707

Test that the salaries of Finance and Accounting majors are the same using the output given above and the information in BMIMENWOMEN only. Clearly show where the information to do the test is coming from (the GRETL output and/or BMIMENWOMEN). Justify your answer. Use a significance level of 0.05.

Data for this question comes from appropriate spreadsheet with the excel file BMIMenWomenTwoSpreadsheets .