The length of human pregnancies from conception to birth varies according to a distribution that is approximately normal with a
mean of 266 days and a standard deviation of 16 days. between what two values do the middle 95% of the lengths of all pregnancies fall?
1 answer:
218, 314 are the two values do the middle 95% of the lengths of all pregnancies fall.
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Answer:
6^4=1296
6^3=216
1296.y= 216. Y-2
1296.y -216. Y=-2
1080.y=-2
Y=-1/540
Step-by-step explanation:
32 + 5 × 2 − 8
32+10-8
42-8= 34
The answer should be 34 but I don't see it up there
:/
Answer:
x=3, -1/7
Step-by-step explanation:
7x^2-20x-3=0
Factor.
(x-3)(7x+1)=0
x-3=0 ⇒ x=3
7x+1=0 ⇒7x=-1 ⇒x= -1/7
Answer:
teri is tired
Step-by-step explanation:
from running
Answer:
no more than 8.8 pounds
Step-by-step explanation:
