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I just need help with 24!!! The next three questions (22 to 24) refer to the fol

ID: 3057979 • Letter: I

Question

I just need help with 24!!!

The next three questions (22 to 24) refer to the following A medical researcher wants to compare three different techniques designed to lower blood pressure in patients with hypertension. Five subjects are assigned to each of the three groups. The first group exercises, the second group meditates and the third group takes medication. After five weeks, the reduction in each person's blood pressure is recorded The researcher wants to determine if there is any difference in the effectiveness of the three techniques. The ANOVA table (with some values missing) is shown below: Source of Variation df Sum of Squares Mean Squares F 102 Groups Error Total 282 22. What is the P-value of the appropriate test of significance? (A) less than 0.001 (B) between 0.001 and 0.01 (C) between 0.01 and 0.025 (D) between 0.025 and 0.05 (E) between 0.05 and 0.10 23. What is the estimate of the common variance for the three treatments? (A) 4 (B) 7 (C) 13 (D) 15 (E) 51

Explanation / Answer

I just need help with 24!!!

The next three questions (22 to 24) refer to the following A medical researcher wants to compare three different techniques designed to lower blood pressure in patients with hypertension. Five subjects are assigned to each of the three groups. The first group exercises, the second group meditates and the third group takes medication. After five weeks, the reduction in each person's blood pressure is recorded The researcher wants to determine if there is any difference in the effectiveness of the three techniques. The ANOVA table (with some values missing) is shown below: Source of Variation df Sum of Squares Mean Squares F 102 Groups Error Total 282 22. What is the P-value of the appropriate test of significance? (A) less than 0.001 (B) between 0.001 and 0.01 (C) between 0.01 and 0.025 (D) between 0.025 and 0.05 (E) between 0.05 and 0.10 23. What is the estimate of the common variance for the three treatments? (A) 4 (B) 7 (C) 13 (D) 15 (E) 51