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Question 2 It is known that 20 % of male giant pandas in a certain area weigh more than 121 kg and 71.9 % weigh
Question 2
It is known that 20 % of male giant pandas in a certain area weigh more than 121 kg and 71.9 % weigh more than 102 kg. Weights of male giant pandas in this area have a normal distribution. Find the mean and standard deviation of the weights of male giant pandas in this area.
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