Exhibit 12

question 74

Multiple Choice

Exhibit 12.7 The heights (in cm) for a random sample of 60 males were measured.The sample mean is 166.55,the standard deviation is 12.57,the sample kurtosis is 0.12,and the sample skewness is -0.23.The following table shows the heights subdivided into non-overlapping intervals. Refer to Exhibit 12.7.At the 5% significance level,the critical value is:

• A)4.605
• B)5.991
• C)7.378
• D)9.210

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Definitions:

Erythrocyte Sedimentation Rate

A blood test that measures how quickly red blood cells settle at the bottom of a test tube, which can help detect inflammation in the body.

Inflammatory Process

The body's response to injury or infection, characterized by redness, warmth, swelling, and pain.

Anemia

A condition characterized by a deficiency of red blood cells or hemoglobin in the blood, leading to fatigue, weakness, and various other health issues.

Formed Elements

Red blood cells, white blood cells, and platelets; compose 45% of blood volume.