The Ahmadi Corporation Wants to Increase the Productivity of Its $\alpha$

question 60

Essay

The Ahmadi Corporation wants to increase the productivity of its line workers.Four different programs have been suggested to help increase productivity.Twenty employees,making up a sample,have been randomly assigned to one of the four programs and their output for a day's work has been recorded.You are given the results below.

a.State the null and alternative hypotheses.
b.Construct an ANOVA table.
c.As the statistical consultant to Ahmadi,what would you advise them? Use a .05 level of significance.Use both the critical and p-value approaches.
d.Use Fisher's LSD procedure and determine which population mean (if any)is different from the others.Let $\alpha$ = .05.

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Definitions:

Enteric Neurons

Neurons that are part of the enteric nervous system, which governs the function of the gastrointestinal system.

Adrenal Medulla

The inner section of the adrenal gland that secretes adrenaline and noradrenaline, playing a role in the body's fight-or-flight response.

Decussation

The crossing over of nerve fibers or pathways in the brain or spinal cord, allowing for the transmission of signals from one side of the body to the opposite side.

Cerebellum

A part of the brain at the back of the skull in vertebrates, responsible for coordinating voluntary movements and maintaining posture and balance.