Answer:
If we stipulate that a baby is premature if the length of pregnancy is in the lowest 4%, find the length that separates premature babies from those who are not premature. The lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days.
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please mark it the brainliest!
7. She is not correct. The simplification of this expression is 22a-32.
8. She is correct. The simplification of this expression is 4a-10.
The last one is tricky because I honestly do not know how to do it but you can google It.
I hope that it helped some though
Problem 1 should be B, C, and D. I'm not sure about the rest... Sorry I couldn't be more of a help.
By rounding off the first number which would be place value of thousands place
Answer:
x=-1
Step-by-step explanation:
- subtract 8x and move it to the other side
- add one to the 7 you get 8
- divide the -8 by the 8 you got from adding 1 and 7
- your answer will be -1
