The length of gestation for hippopotami is approximately Normal, with a mean of 270 days and a
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The length of gestation for hippopotami is approximately Normal, with a mean of 270 days and a standard deviation of 7 days.
a. What percentage of hippos have a gestation period less than 260 days?
b. Complete this sentence: Only 6% of hippos will have a gestational period longer than ___ days.
c. In 2017, Fiona the Hippo was born at the Cincinnati Zoo, 6 weeks premature. This means her gestational period was only about 228 days. What percentage of hippos have a gestational period of 228 days or less?
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Related Book For
Introductory Statistics Exploring The World Through Data
ISBN: 9780135163146
3rd Edition
Authors: Robert Gould, Rebecca Wong, Colleen N. Ryan
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