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State the decision rule at significance level

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Reference no: EM132845754

The table below shows data on research to examine the perception of business ethics among 3 groups of employees (higher score indicates higher ethical values).

A B C
6 5 6
5 5 7
4 4 6
5 4 5
6 5 6
4 4 6
5 5 6
4 6 6
6 5 4
5 6 5

a. State the null and alternative hypothesis for single factor ANOVA to test for any significant difference in the perception among three groups.

b. State the decision rule at 5% significance level.

c. Calculate the test statistic.

d. Based on the calculated test statistics decide whether any significant difference in the mean price of gasoline for three bands.

Reference no: EM132845754

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