Question

We know that uncomplicated human pregnancy from conception to birth is approximately Normally distributed with μ = 39 weeks and σ = 2 weeks (hint: use the empirical rule).

What percentage of gestations are more than 43 weeks long?



A
0.5%

B
2.5%

C
5%

D
95%​

Answer 1

Answer:

B 2.5%

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