Cindy Ho,VP of Finance at Discrete Components,Inc $\mu$ ₁ = $\mu$

question 62

Multiple Choice

Cindy Ho,VP of Finance at Discrete Components,Inc.(DCI) ,theorizes that the discount level offered to credit customers affects the average collection period on credit sales.Accordingly,she has designed an experiment to test her theory using four sales discount rates (0%,2%,4%,and 6%) by randomly assigning five customers to each sales discount rate.Cindy's null hypothesis is ___.

• A)\(\mu\) ₁ =\(\mu\) ₂ = \(\mu\) ₃= \(\mu\) ₄= \(\mu\) ₅
• B)\(\mu\) ₁ \(\neq\)\(\mu\) ₂ \(\neq\) \(\mu\) ₃\(\neq\) \(\mu\) ₄\(\neq\) \(\mu\) ₅
• C)\(\mu\) ₁ \(\neq\)\(\mu\) ₂ \(\neq\) \(\mu\) ₃\(\neq\) \(\mu\) ₄
• D)\(\mu\) ₁ =\(\mu\) ₂ = \(\mu\) ₃= \(\mu\) ₄
• E)\(\mu\) ₁ \(\neq\)\(\mu\) ₂ = \(\mu\) ₃= \(\mu\) ₄

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