Refer to the study described in Exercise 14 8 Determine the number of replications needed to obtain an Icirc plusmn 05 test having power of at least 80 that detects a difference of 10 in any pair of treatment means Use the data from Exercise 14 8 to estimate the value of Iuml 2e In exercise 51 52 43 48 39 33 56 43 40 51 45 A 30 47 6 2 4 6 3 4 3 25 767,4 16 3 8 4 2423422 9822626376 1,1 31321 A 37 6 28 4 32 16 8 41 29 18 210 , 3684 32 16 8 4 2 19 35 22 28 95 22 2 1 2 2 1 3 81 27 27 16 3 8 196 19 36 40 30 4 10 30 5 34 21 22, 1234567890 Mean by age group A A AMean by product type Pi P 23 0 25,05 33 75 2147 33 07

Question: Refer to the study described in Exercise 14.8. Determine the number of replications needed to obtain an Î± = .05 test having power of at

Refer to the study described in Exercise 14.8. Determine the number of replications needed to obtain an Î± = .05 test having power of at least 80% that detects a difference of 10 in any pair of treatment means. Use the data from Exercise 14.8 to estimate the value of Ïƒ2e.
In exercise

51 52 43 48 39 33 56 43 40 51 45 A-30 47 6 2 4 6 3 4 3 25 767,4 16 3.8 .4 2423422 9822626376 1,1 31321 A-37 6 28 4 32 16 8 41 29 18 210 ,-3684 32 16 8 4 2 19 35 22 28 95 22 2 1 2 2 1 3 81 27 27 16 3 8 196 19 36 40 30 4 10 30 5 34 21 22, 1234567890 Mean by age group: A A AMean by product type: Pi P 23.0 25,05 33.75 2147 33.07

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