The following are six observations collected from treatment

Question # 00613973 Posted By: rey_writer Updated on: 11/07/2017 03:57 AM Due on: 11/07/2017
Subject Statistics Topic Data Analysis Tutorials:
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Chpt 12: Inferences Pairs of Treatment Means Assignment

The following are six observations collected from treatment 1, ten observations collected from treatment 2, and eight observations collected from treatment 3. Test the hypothesis that the treatment means are equal at the .05 significance level.

Treatment 1 Treatment 2 Treatment 3

3 9 6

2 6 3

5 5 5

1 6 5

3 8 5

1 5 4

4 1

7 5

6

4

a. State the null hypothesis and the alternate hypothesis.

b. What is the decision rule?

c. Compute SST, SSE, and SS total.

d. Complete an ANOVA table.

e. State your decision regarding the null hypothesis.

f. If H0 is rejected, can we conclude that treatment 2 and treatment 3 differ? Use the 95% level of confidence.

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