maren17
25.07.2019 •
Mathematics
The lengths of pregnancies are normally distributed with a mean of 266 days and a standard deviation of 15 days. a. find the probability of a pregnancy lasting 309 days or longer. b. if the length of pregnancy is in the lowest 2%, then the baby is premature. find the length that separates premature babies from those who are not premature.
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Ответ:
Hope this helps!
~Nayiah~
Ответ:
C. y = 0.25x + 0.9
Step-by-step explanation:
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