Mathematics

Mira Levy

9 October, 05:20

Maria has a spinner with 2 sections labeled A, 3 sections labeled B, 2 sections labeled C, 4 sections labeled D, and 1 section labeled E. All 12 sections are the same size.

She spins it 20 times with outcomes as follows:

Outcome

Number of Times

A

4

B

6

C

3

D

5

E

2

a) Find the theoretical probability that the spinner lands on D.

b) Find the theoretical probability that the spinner lands on A.

c) Find the theoretical probability that the spinner lands on D or A.

d) Find the experimental probability that the spinner lands on B.

e) Find the experimental probability that the spinner lands on E.