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Chapter 11 - School District #35

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Name: ___________________________________________________ Date: ______________<br />

8. David wants to see who the students will vote for in the next school election.<br />

He decides to survey the next 30 people who walk into the library.<br />

The table shows his results.<br />

Candidates Jesse Maria Marcus Angela<br />

Votes <strong>11</strong> 7 4 8<br />

a) What is the experimental probability that students will vote for Maria?<br />

Write your answer as a fraction, a decimal, and a percent.<br />

Number of favourable outcomes =<br />

Number of possible outcomes =<br />

P(votes for Maria) =<br />

Sentence: _________________________________________________________________<br />

b) What is the experimental probability that students will vote for either Marcus or Angela?<br />

Number of favourable outcomes =<br />

Number of possible outcomes =<br />

P(votes for Marcus or Angela) =<br />

Sentence: _________________________________________________________________<br />

630 MHR ● <strong>Chapter</strong> <strong>11</strong>: Probability

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