Mathematics

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You have a spinner, shown below. You wish to test its fairness, so you conduct several trials in which you repeatedly spin the spinner and record how many times you come up with a result of violet. Your results are shown in the table next to the spinner.




Trial

1

2

3

4

Times Spun

85

156

34

127

Times Violet

10

18

2

14


Calculate the experimental probability of your spinner showing a result of violet, written as a percentage to two decimal places.

a.

10.05%

b.

10.95%

c.

11.02%

d.

11.11%​

1 Answer

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