A Normally Shaped Distribution Has a μ = 36 and a σ_M

question 39

Multiple Choice

A normally shaped distribution has a μ = 36 and a σ_M = 2. The probability that a randomly drawn sample of n = 25 will have a mean of 38 or above is _________.

• A) .0228
• B) .9772
• C) .1587
• D) .8413

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Definitions:

Lymphedema

A condition characterized by swelling usually in the arms or legs, due to a blockage in the lymphatic system preventing lymph fluid from draining well.

Lymphangitis

An inflammation of the lymphatic channels that occurs as a result of infection, often resulting in red, painful streaks under the skin.

Hematocrit Test

A blood test that measures the proportion of red blood cells in the blood.

Erythrocytes

Red blood cells that carry oxygen from the lungs to the body's tissues and transfer carbon dioxide back to the lungs for expulsion.