Suppose we conduct an ANOVA test of four treatment means and reject the null hypothesis. - 6053

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Suppose we conduct an ANOVA test of four treatment means and reject the null hypothesis. Construction of a confidence interval for the difference between the first and second sample mean revealed the interval to be 10 plus or minus 12. We conclude

a. This pair of means differ.

b. This pair of means does not differ.

c. Because we do not know the units involved, we cannot draw any conclusion.

d. Because we do not know the degrees of freedom, we cannot draw any conclusion.

 
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Suppose we conduct an ANOVA test of four treatment means and reject the null hypothesis. Construction of a confidence interval for the