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S-CP.2 Warmup M2-064-A08-V04

Determine event independence using P(A and B)=P(A)P(B).

Classify dependence and identify the decisive probability evidence

Problem

Test independence of playing a sport and having a job by comparing \(P(A\cap{}B)=0.30\) with \(P(A)P(B)=(0.50)(0.40)\).

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Four variants of this problem type
Curriculum context
Course
Math II
Standard
S-CP.2
Category
Statistics and Probability
Domain
Conditional Probability and the Rules of Probability
Objective
Determine event independence using P(A and B)=P(A)P(B).
Problem type
Classify dependence and identify the decisive probability evidence