Practice Assignment: 13.3 Practice Assignment Score: 25.00% ' Submit Assignm or Grading Questions Exercise 13.13 (Multiple Comparison Procedures) Question1of 2 1. e Hint(s) Check My Work 2. The following data are from a completely randomized design. Treatment Treatment Treatment A B C 32 44 33 30 43 36 30 44 35 26 46 36 32 48 40 Sample mean 30 45 36 Sample variance 6.00 4.00 6.50 a. At the o = 0.05 level of significance, can we reject the null hypothesis that the means of the three treatments are equal? Compute the values below (to 1 decimal, if necessary). Sum of Squares, Treatment 570 @ Sum of Squares, Error 190 0 Mean Squares, Treatment 285 @ Mean Squares, Error 1.5 0 Calculate the value of the test statistic (to 2 decimals). 51.81 @ The p-value is [less than 0.01 v w What is your conclusion? |condlude that not all treatment means are equal v | w b. Calculate the value of Fisher's LSD (to 2 decimals). 2.17 0 Use Fisher's LSD procedure to test whether there is a significant difference between the means for treatments A and B, treatments A and C, and treatments B and C. Use a = 0.05. Difference Absolute Value Conclusion %47 Q somicant aterence | . Use Fisher's LSD procedure to develop a 95% confidence interval estimate of the difference between the means of treatments A and B (to 2 decimals). Enter negative values as negative numbers. ( Q, Q) Partially Correct Hint(s) Check My Work 0= Icon Key