25. In an effort to promote a new product, a marketing firm asks participants to rate the effectiveness of ads that varied by length (short, long) and by type of technology (static, interactive). Higher rates indicated greater effectiveness

Source of variation	SS	DF	MS	F
Length	15
Technology
Length x Technology	144
Error	570	114
Total	849

a) Complete the F table and make a decision to retain or reject the null hypothesis for each hypothesis test (in answering this question make sure to number each hypothesis test and provide an explanation of the result for each hypothesis test).