A Business Analyst Was Interested in the Variation of Sales

Multiple Choice

A business analyst was interested in the variation of sales income across four shops in a retail chain. He ran an ANOVA with the predictor variable 'shop location', which had four categories, 'High street', 'Outlet', 'Online' and 'Suburb'; the outcome variable was 'monthly sales income'. His ANOVA had an F-statistic of 98.12 (p 0.02) . How would you interpret his findings?

A) There is no significant difference in monthly sales income by shop location
B) There is a significant difference in monthly sales income by shop location.
C) There is insufficient information; the results of Post hoc tests are needed.
D) The results are ambiguous.