11:12

Study Session

Practice

Math II | 2 of 3

Targeted Practice | 10 min | detect unequal representation or nonrandom assignment.

Problem 147 of 7

Identify hidden bias in the proposed random method: selecting every 10th person from a list ordered alphabetically by last name.

Hints

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Hint 1: First move

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detect unequal representation or nonrandom assignment.

Hint 2: Concept reminder

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Bias must be tied to unequal representation, probability, or nonrandom inclusion.

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Solution

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