11:12

Study Session

Practice

Math I | 2 of 3

Targeted Practice | 10 min | propose a third factor affecting both variables.

Problem 34 of 7

Identify a possible lurking variable in scenario countries with more internet users have higher life expectancy.

Hints

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Hint 1: First move

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propose a third factor affecting both variables.

Hint 2: Concept reminder

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Scenario must involve two associated variables with a plausible third factor.

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Solution

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