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4.5 Statistical distributions (A-level only)

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Question 2
55%

The masses of a particular variety of apple are normally distributed with a mean of 180 g. It is found that 15% of the apples have a mass greater than 200 g.

Find the standard deviation of the masses of these apples.

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4.5 Statistical distributions (A-level only) Questions

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  3. /4.5 Statistical distributions (A-level only)