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INVESTIGATION ROLLING A DIE

At least one normal six-sided die with numbers 1 to 6 on its faces

Several dice would be useful to speed up the experimentation

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2 Consider the possible outcomes when the die is rolled 60 times Copy and complete

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Outcomes Expected frequency Expected relative frequency

1

2

3

4

5

6

Outcome Tally Frequency Relative frequency1

2

3

4

5

6

Total 60

What to do

You will need

the following table of your expected esultsr

Examine die List the possible outcomes for the uppermost face when the die is rolleda

Roll the die times and record the result on the uppermost face in the table below60

4 Pool as much data as you can with other students

sup2 Look at similarities and differences from one set to another

sup2 Look at the overall pooled data added into one table

5 How close to your expectation were your results

6 Use the die rolling simulation from the computer package on the CD to roll the die

times and repeat this times On each occasion record your results in a table

like that in Do your results further confirm your expected results

10 000 10

3