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Question: 3 alex tossed a die 30 times and recorded the...

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3                 Alex tossed a die 30 times and recorded the results in the table below:

Die Number

1

2

3

4

5

6

Total number of tosses

4

3

5

4

4

10

 

a)    Use the table to calculate the relative frequency of tossing a “6” as a percentage correct to one decimal place.

b)    What is the expected number of times a “6” should result when a die is rolled 30 times?

c)    Is Alex justified in thinking that the die she is tossing is biased? Give a reason for your answer.

 

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