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4.5.1 Statistical distributions (A-level only)

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Question 11

The daily amount of water consumed by a species of plant is normally distributed with a mean of 250 ml and a standard deviation of 40 ml.

Find the daily water consumption value that is not exceeded by 95% of the plants. Give your answer to the nearest ml.

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4.5.1 Statistical distributions (A-level only) Questions

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