3. (15 marks) A pair of six-sided dice were rolled 360 times. Here are the results: Sum of dice roll: 2 3 4 5 6 7 8 9 10

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3 15 Marks A Pair Of Six Sided Dice Were Rolled 360 Times Here Are The Results Sum Of Dice Roll 2 3 4 5 6 7 8 9 10 1 (92.8 KiB) Viewed 30 times

3. (15 marks) A pair of six-sided dice were rolled 360 times. Here are the results: Sum of dice roll: 2 3 4 5 6 7 8 9 10 11 12 Observed frequency: 8 28 35 45 45 52 62 37 20 23 5 (a) Test at a 5% level of significance whether the dice are fair. (b) Test at a 10% level of significance whether the dice are fair.