Provide an Appropriate Response

question 87

Multiple Choice

Provide an appropriate response.
-The mean length of a human pregnancy is 266 days, with a standard deviation of 9 days. Use the Empirical Rule to determine the percentage of women whose pregnancies are between 257 and 275 days. (Assume the
Data set has a bell-shaped distribution.)

• A)68%
• B)50%
• C)95%
• D)99.7%

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Definitions:

Definite Outcomes

A term used to describe results or consequences that are clear, predictable, and unambiguous.

Probabilities

The measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Decision Making

The process of making choices by identifying a decision, gathering information, and assessing alternative resolutions.

Error Management Theory

This evolutionary psychology theory suggests that humans are biased toward making the type of error that is less costly in terms of evolutionary fitness.