Question

There is an equal chance of the pointer stopping at each

area of the game spinner below.


What is the theoretical probability of spinning the pointer and having it stop on a green area

A. 0.125

B. 0.25

C. 1.00

D. 0.50

Answer 1

B. 0.25

Explanation:

There are 8 total pieces.

2 of them are green.

that makes it a 2/8 chance it will land on green.

2/8 = 1/4

1/4 = 0.25

Answer 2

B. 0.25

Explanation:

There are 8 possible landing areas, all with equal size.

There are 2 green area.

p(event) = (number of desired outcomes)/(number of total outcomes)

The desired outcome is landing on green. There are 2 desired outcomes.

The total number of possible outcomes is 8.

p(green) = 2/8 = 1/4 = 0.25

Answer: B. 0.25