As Director of the Employee Wellness and Productivity Program in Your

question 103

Multiple Choice

As director of the employee wellness and productivity program in your company, you are interested in comparing the effects of strength training, aerobic training, and yoga on decreasing rates of injury and absenteeism.The company has 18 divisions with roughly the same number of employees, and you randomly assign 6 divisions to participate in strength training, 6 to aerobic training, and 6 to yoga.Analysis of the data yielded the following ANOVA table. $$\begin{array} { | l | r | r | r | r | } \hline \text { Source of Variation } & { \text { SS } } &{ \text { df } } & { \text { MS } } & { \text { F } } \\\hline \text { Treatment } & 33476.19 & 2 & 16738.1 & 9.457912 \\\hline \text { Error } & 26546.18 & 15 & 1769.745 & \\\hline \text { Total } & 60022.37 & 17 & & \\\hline\end{array}$$ Using $\alpha$ = 0.05, the appropriate decision is ______.

• A)reject the null hypothesis\(\mu\) ₁ \(\neq\)\(\mu\) ₂ \(\neq\)\(\mu\) ₃
• B)do not reject the null hypothesis \(\mu\) ₁ \(\ge\)\(\mu\) ₂\(\ge\) \(\mu\) ₃
• C)reject the null hypothesis \(\mu\) ₁ =\(\mu\) ₂= \(\mu\) ₃
• D)do not reject the null hypothesis \(\mu\) ₁ \(\le\) \(\mu\) ₂ \(\le\) \(\mu\) ₃
• E)inconclusive

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Definitions:

Theca Interna

Layer of cells surrounding the ovarian follicle that produces androgens, which are then converted to estrogen by surrounding granulosa cells.

Granulosa Cells

Specialized cells that line the follicle in the ovaries and are crucial for egg development, estrogen production, and ovulation.

Progesterone

A steroid hormone released by the corpus luteum that prepares the endometrium for the potential of pregnancy after ovulation.

Menstrual Cramps

Painful sensations experienced in the lower abdomen, often associated with the menstrual cycle in females.