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S-CP.6 Warmup M2-068-A05-V02

Compute conditional probability as the fraction of one event's outcomes that also belong to another event.

Find a joint count from a conditional probability and a given condition count

Problem

Of the \(80\) people who practiced, \(75\%\) succeeded. Multiply the conditional rate by the practice count to find the number who practiced and succeeded.

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Four variants of this problem type
Curriculum context
Course
Math II
Standard
S-CP.6
Category
Statistics and Probability
Domain
Conditional Probability and the Rules of Probability
Objective
Compute conditional probability as the fraction of one event's outcomes that also belong to another event.
Problem type
Find a joint count from a conditional probability and a given condition count