If a Distribution Is Normal with μ = 50 and σ

question 42

Multiple Choice

If a distribution is normal with μ = 50 and σ = 10, then what proportion of the scores will fall between 30 and 70?

• A).9544
• B).3413
• C).6826
• D).9974

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Definitions:

Systemic Lupus Erythematosus

A chronic autoimmune disease that can cause inflammation and damage in various parts of the body, such as the skin, joints, and organs.

Renal Failure

A medical condition where the kidneys lose the ability to remove waste and balance fluids.

"Butterfly" Rash

A facial rash that has the shape of a butterfly, typically spreading across the nose and cheeks, often associated with lupus erythematosus.

Thymus

A gland located in the upper chest area that plays a crucial role in the development of the immune system in early life.