2.4 N: Statistical distributions

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Question 12

The weights of sugar bags produced in a factory are normally distributed. 8% of the bags weigh less than 490 g. 12% of the bags weigh more than 510 g.

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

[6]

2.4 N: Statistical distributions

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Question 12

The weights of sugar bags produced in a factory are normally distributed. 8% of the bags weigh less than 490 g. 12% of the bags weigh more than 510 g.

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

[6]

2.4 N: Statistical distributions

Question 12

2.4 N: Statistical distributions Questions

2.4 N: Statistical distributions

Question 12

2.4 N: Statistical distributions Questions