quickly please

QUESTION 19 A stock analyst wants to determine whether there is a difference in the mean rate of return for 9 types of stock. The analyst selected a sample of 190 and conducted an ANOVA test that shown as follows. Variation SS df F MS ? Between 461 9 (Treatment) ? Within (Error) Total 946 2 The between (Treatment) mean square is equal to? (Round answer to three decimal places ex. 2.091) 7 7 2 points QUESTION 19 A stock analyst wants to determine whether there is a difference in the mean rate of return for 9 types of stock. The analyst selected a sample of 190 and conducted an ANOVA test that shown as follows. Variation SS df MS F 2 Between 461 2 7 (Treatment) 7 7 7 Within (Error) Total 946 7 The between (Treatment) mean square is equal to? (Round answer to three decimal places ex. 2.091) QUESTION 20 There is a claim that the mean annual turnover rate of bottle of B Aspirin is 13. It is suspected that the mean is changed. Therefore, a randomi sample of 47 is chosen that shows the average is 24 and the standard deviation is 8. Use 0.02 significance level Based on the above, the test statistic is equal to? 2 points 2 pois