Subject 2 Test whether the mean salary of employees is the same across all departments, using the appropriate test of hypothesis. State the Null and...

Subject 2

Test whether the mean salary of employees is the same across all departments, using the appropriate test of hypothesis.

i. State the Null and the Alternative hypothesis

ii. Test the Null hypothesis by using the appropriate test at 5% significance level.

iii. Analyse the empirical results and make conclusions.

Dataset Available on the link - https://www.dropbox.com/s/q9de68z40crhk3c/Dataset.xlsx?dl=0