The weights, in grams, of individual packets of coffee can be modelled by a normal distribution, with mean 102g and standard deviation 8g. a) Find the probability that a randomly selected packet has a weight less than 100g. b) The probability that a randomly selected packet has a weight greater than w gramsi 0.444. Find the value of w. c) A packet is randomly selected. Given that the packet has a weight greater than 105g , find the probability that it has a weight greater than 110g.

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