For the 20 Test Scores Shown, Find the Percentile Rank

question 76

Multiple Choice

For the 20 test scores shown, find the percentile rank for a score of 86. 75 63 92 74 86 50 77 82 98 65 71 89 75 66 87 59 70 83 91 73

• A) 30th percentile
• B) 75th percentile
• C) 70th percentile
• D) 80th percentile

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Definitions:

Hamilton's Rule

A principle in evolutionary biology that predicts when natural selection favors the spread of a gene for altruistic behavior, based on relatedness and the cost and benefit of the behavior.

Offspring

The product of reproduction, a new organism produced by one or more parents.

Stress Steroids

Chemicals released into the body in response to stress, affecting physiological functions.

Snowshoe Hares

Small mammals known for their large back feet and white winter fur, which helps them move efficiently on snow and blend into snowy environments for camouflage.