Reference no: EM132463853
The following are six observations collected from treatment 1, four observations collected from treatment 2, and five observations collected from treatment 3, Test the hypothesis at the 0.05 significance level that the treatment means are equal.
Treatment 1 Treatment 2 Treatment 3
9 13 10
7 20 9
11 14 15
9 13 14
12 15
10
a. State the null and the alternate hypothesis.
Ho: µ1_____ µ2_____µ3______
H1: Treatment means ________ all the same.
b. What is the decision rule? (Round your answer to 2 decimal places.)
Reject Ho if F >_____
c. Compute SST, SSE, and SS total. (Round your answers to 2 decimal places.)
SST=_______ SSE=______ SS total______
d. Complete the ANOVA table. (Round your SS, MS and F values to 2 decimal places.j
Source ss df MS F
Treatment _____ ______ ______ _______
Error _____ ______ ______ _______
Total _____ ______ ______ _______
e. State your decision regarding the null hypothesis.
Decision:_____H0
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