questions 1, 2, 3 & 4

Use the following to answer questions 1-4: In a study on scholastic test scores of entering college freshmen. a random sample of colleges across the nation is selected and the average SAT Math score for the freshman class is recorded. The colleges are categorized according to their affiliation: Public, Private, or Church. Does it appear that freshmen entering the three different types of schools do equally well on the SAT Math? Computer output is included below: Source Sum of Squares DF Mean Square F P-value sdnoID 63906.2 31953.1 5,696 0.005 Error 353440.2 56102 Total 417346.4 I. How many colleges were included in the study? 65 BIG3 D) 2. One of the assumptions in ANOVA is that the population standard deviations are equal. Determine whether each of the following statements is true or false. A) We may use side by side boxplots to assess if this assumption of equal population standard deviations seems reasonable. B) As long as the ratio of the largest to the smallest sample standard deviation is greater than 2, then the assumption seems to be satisfied. C) An estimate for the common standard deviation