A 95% Confidence Interval Is Figured by Finding

question 13

Multiple Choice

A 95% confidence interval is figured by finding

• A)the Z score for the bottom 5% of the distribution.
• B)the Z score for the upper 95% of the distribution.
• C)the cutoff points for the lower 2.5% and the upper 2.5% of the distribution.
• D)the cutoff points for the lower 5% and the upper 5% of the distribution.

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Definitions:

Whooping Cough

An infectious bacterial disease causing uncontrollable coughing fits and a distinctive "whooping" sound when inhaling.

Botulism

A life-threatening type of food poisoning that results from eating improperly canned or preserved foods that have been contaminated with the bacterium Clostridium botulinum.

Tetanus

A serious bacterial infection affecting the nervous system, leading to painful muscle contractions, commonly known as lockjaw.

Syphilis

A sexually transmitted infection caused by the bacterium Treponema pallidum, presenting in various stages from sores to serious systemic symptoms.