367,489 views
10 votes
10 votes
7. What is the probability you pick a student in theschool and they prefer to use Tik-Tok OR they are aJunior? (Write as a percent rounded to the nearesthundredth)

7. What is the probability you pick a student in theschool and they prefer to use-example-1
User Kevin McTigue
by
3.0k points

1 Answer

14 votes
14 votes

Probalibity that the student prefer to use tik-tok = 915/1538

= 0.59 or 59.5

Probability that the student is a junior = 287 / 1538 = 0.186 or 18.6

Total = 59.5 + 18.6 = 78.2%

The closest to my answer is letter a.

User Mark Cassidy
by
2.8k points
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