TABLE 9-6 The Quality Control Engineer for a Furniture Manufacturer Is Interested

question 61

True/False

TABLE 9-6
The quality control engineer for a furniture manufacturer is interested in the mean amount of force necessary to produce cracks in stressed oak furniture. She performs a two-tail test of the null hypothesis that the mean for the stressed oak furniture is 650. The calculated value of the Z test statistic is a positive number that leads to a p-value of 0.080 for the test.
-Referring to Table 9-6, if the test is performed with a level of significance of 0.05, the engineer can conclude that the mean amount of force necessary to produce cracks in stressed oak furniture is 650.

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Definitions:

Rectus Femoris

A muscle in the quadriceps that extends the knee and flexes the thigh at the hip.

Sartorius

The longest muscle in the human body, running from the hip to the knee and assisting in flexing, abducting, and laterally rotating the thigh.

Quadriceps Femoris

A large muscle group consisting of four muscles on the front of the thigh, primarily involved in knee extension and hip flexion.

Gastrocnemius

A major calf muscle that is involved in walking, running, and jumping, attached to the heel by the Achilles tendon.