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Topic 6 Quiz
Question 1 of 10 (1 point) | Question Attempt: 1 of 1
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Suppose that the lengths of human pregnancies are normally distributed with a mean of 267 days and a standard deviation
statements.
(a) Approximately ?
309 days.
of pregnancies have lengths between 225 days and
(b) Approximately 95% of pregnancies have lengths between days and days.
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