Exhibit 10-11
to Test Whether or Not There Is a Difference

question 130

Multiple Choice

Exhibit 10-11
To test whether or not there is a difference between treatments A, B, and C, a sample of 12 observations has been randomly assigned to the 3 treatments. You are given the results below.

-Refer to Exhibit 10-11. The null hypothesis for this ANOVA problem is

• A)\(\mu\)₁=\(\mu\)₂
• B)\(\mu\)₁=\(\mu\)₂=\(\mu\)₃
• C)\(\mu\)₁=\(\mu\)₂=\(\mu\)₃=\(\mu\)₄
• D)\(\mu\)₁=\(\mu\)₂= ... =\(\mu\)₁₂

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