The lengths of human pregnancies are approximately normally distributed, with mean μ=266 days and standard deviation σ=16 days.What proportion of pregnancies lasts more than 270 days? B. What proportion of pregnancies lasts less than 250 days? C. What proportion of pregnancies lasts between 240 and 280 days? D. What is the probability that a randomly selected pregnancy lasts more than 280 days? Be sure to draw a normal curve with the area corresponding to the probability
The lengths of human pregnancies are approximately normally distributed, with mean μ=266 days and standard deviation σ=16 days.What proportion of pregnancies lasts more than 270 days? B. What proportion of pregnancies lasts less than 250 days? C. What proportion of pregnancies lasts between 240 and 280 days? D. What is the probability that a randomly selected pregnancy lasts more than 280 days? Be sure to draw a normal curve with the area corresponding to the probability
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.CR: Chapter 13 Review
Problem 59CR
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The lengths of human pregnancies are approximately
B. What proportion of pregnancies lasts less than 250 days?
C. What proportion of pregnancies lasts between 240 and 280 days?
D. What is the probability that a randomly selected pregnancy lasts more than 280 days?
Be sure to draw a normal curve with the area corresponding to the probability shaded.
Typewritten explanation please if possible.
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