A completely randomized design is used to compare four

Chapter 9, Problem 86SE

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QUESTION:

A completely randomized design is used to compare four treatment means. The data are shown in the table.

Given that SST = 36.95 and SS(Total) = 62.55, complete an ANOVA table for this experiment.

b. Is there evidence that the treatment means differ? Use α = .10.

c. Place a 90% confidence interval on the mean response for treatment 4.

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QUESTION:

A completely randomized design is used to compare four treatment means. The data are shown in the table.

Given that SST = 36.95 and SS(Total) = 62.55, complete an ANOVA table for this experiment.

b. Is there evidence that the treatment means differ? Use α = .10.

c. Place a 90% confidence interval on the mean response for treatment 4.

ANSWER:

Step 1 of 9

The given data is shown below.

Given, SST = 36.95, and SS(Total) = 62.55

We have,

Number of treatments, k = 4

Total number of observation, n = 20

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