Mathematics (AS & A Level) · May / June 2016 · Paper 72 · Question 5
9709
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The question as text
Each box of Fruity Flakes contains X grams of flakes and Y grams of fruit, where X and Y are independent random variables, having distributions N400, 50 and N100, 20 respectively. The weight of each box, when empty, is exactly 20 grams. A full box of Fruity Flakes is chosen at random.
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5(i)[5]
5(ii)[5]
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