A Large Trucking Company Wants to Estimate the Proportion of Its

question 88

Multiple Choice

A large trucking company wants to estimate the proportion of its tracker truck population with refrigerated carrier capacity.A random sample of 200 tracker trucks is taken and 30% of the sample have refrigerated carrier capacity.The 90% confidence interval to estimate the population proportion is _______.

• A)0.53 to 0.67
• B)0.25 to 0.35
• C)0.24 to 0.36
• D)0.27 to 0.33
• E)0.33 to 0.39

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Definitions:

Axillary Artery

A major blood vessel that carries oxygenated blood to the lateral aspect of the thorax, armpit, and upper limb.

Brachium

Refers to the upper arm area, specifically the portion between the shoulder and the elbow.

Esophageal Arteries

Arteries that supply blood to the esophagus.

Subscapular Artery

A blood vessel that supplies blood to the scapula area, including the shoulder blade and surrounding muscles.