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4.5 Statistical distributions (A-level only)

4.5 Statistical distributions (A-level only)

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Question 10

The weights of bags of sugar are normally distributed with a mean of 505 g and 12% of the bags have a weight of less than 498 g.

Find the standard deviation of the weights of the bags of sugar.

[4]
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4.5 Statistical distributions (A-level only) Questions

  1. A Level
  2. /Maths
  3. /4.5 Statistical distributions (A-level only)

284 exam-style questions on CCEA A Level Maths 4.5 Statistical distributions (A-level only), covering 4.5.1 Statistical distributions (A-level only) and 4.5.2 Statistical distributions (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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