Statistics and Probability Quiz

Make sure to try these on a piece of paper first

Question #5-1 Paper 2 Difficulty: Medium

The following data table shows how far a student can throw a ball, given their age.

QB5_1

a) Use the data to write an equation in the form $latex y=ax+b$.

b) Hence or otherwise, how far could a 24 yr old student throw a ball?

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Question #5-2 Paper 2 Difficulty: Medium

You throw a coin in the air, but it is not a fair coin. The probability of obtaining a ‘tails’ is 0.61. If you toss the coin 20 times, calculate the probability of obtaining

a) exactly 7 ‘tails’.

b) more than 11 ‘tails’.

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Question #5-3 Paper 1 Difficulty: Hard

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Question #5-4 Paper 2 Difficulty: Hard

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Question #5-5 Paper 1 Difficulty: Medium

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Question #5-6 Paper 2 Difficulty: Medium

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Question #5-7 Paper 2 Difficulty: Medium

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Question #5-8 Paper 2 Difficulty: Hard

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Question #5-9 Paper 2 Difficulty: Easy

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Question #5-10 Paper 2 Difficulty: Medium

This question is part of the Math SL Online Revision Course
(but keep in mind that at least the first question of each topic is free!)

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