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QUESTION
The department of parks and recreation is interested in determining the effect of overpopulation on weight of birds. The distribution of bird weights...
The department of parks and recreation is interested in determining the effect of
overpopulation on weight of birds. The distribution of bird weights is normally
distributed with a mean of 402.7 grams and a standard deviation 8.8 grams. What
is the probability that the mean weight for a sample of 40 birds is less than 401.5
grams?
