During an examination board concerns were raised concerning the marks obtained by students sitting the final year advanced economics (AE) and e-Marketing (EM) papers (Table 6.6). Historically, the...

During an examination board concerns were raised concerning the marks obtained by students sitting the final year advanced economics (AE) and e-Marketing (EM) papers (Table 6.6).

Historically, the sample data varies as a normal distribution and the population standard deviations are approximately equal. Assess whether there is a significant difference between the two sets of results (test at 5%).