hharmon2036 hharmon2036

28-12-2022
Mathematics

Answered

Mrs. Tyson keeps a Mystery Box in her classroom. If a student meets expectations for behavior, he is

allowed to draw a slip of paper without looking. The slips are all of equal size, well mixed, and have the

name of a prize written on them. Here is the probability model for the prizes a student can win:

Prize

Pencil

Candy

Stickers

Homework

pass

Extra recess

tune

Probability

0. 40

0. 25

0. 15

0. 15

0. 05

1. What is the probability that a student won't win extra recess time?

1.

2. What is the probability that a student will win a pencil or candy?

2.

3. What is the probability a student will win a pencil and candy?

3.

Answer :

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