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  3. 3 an ornithologist is studying a population of bir

3 An ornithologist is studying a population of birds He finds them to have a...

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3 An ornithologist is studying a population of birds He finds them to have a mean wingspan of inches with a standard deviation of 0 25 inches A What percentage of birds have wingspans between 2 5 and 3 25 inches B About what percent of birds have wingspans greater than 3 5 inches s C What is the z score of a bird which has a wingspan of 2 9 inches D What proportion of birds have wingspans less than 2 9 inches

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