A certain brand of candies have a mean weight of 0.8617 g and a standard deviation of 0.0511. A sample of these candies came from a package containing 458 candies, and the package label stated that the net weight is 391.3 g.​ (If every package has 458 ​candies, the mean weight of the candies must exceed 391.3458/458=0.8543 g for the net contents to weigh at least 391.3​g.) If 1 candy is randomly​ selected, find the probability that it weighs more than 0.8543g.

MATLAB: An Introduction with Applications
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A certain brand of candies have a mean weight of 0.8617 g and a standard deviation of 0.0511. A sample of these candies came from a package containing 458 candies, and the package label stated that the net weight is 391.3 g.​ (If every package has 458 ​candies, the mean weight of the candies must exceed 391.3458/458=0.8543 g for the net contents to weigh at least 391.3​g.)

If 1 candy is randomly​ selected, find the probability that it weighs more than 0.8543g.
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