A researcher measures the lengths of 3-year-old yellow
Chapter 7, Problem 40(choose chapter or problem)
A researcher measures the lengths of 3-year-old yellow perch in a fish hatchery and finds that they have a mean length of 17.2 cm with a standard deviation of 3.4 cm. What proportion of 3-year-old yellow perch raised under similar conditions can be expected to reach a length of 20 cm or more?
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