Answer:
8 children
This is because if he has one son, then every daughter has one brother. Therefore, if he has four sons, each of his daughters have four brothers.
Answer:
1.165.
Step-by-step explanation:
We have that to find our 
level, that is the subtraction of 1 by the confidence interval divided by 2. So:
Now, we have to find z in the Ztable as such z has a pvalue of 
.
So it is z with a pvalue of 
, so 
Now, find the margin of error M as such
In which 
is the standard deviation of the population and n is the size of the sample.
In this problem, we have that:
. So
So the correct answer is:
1.165.
Answer:
The answer is C, 220 units.
Answer:
9+2a+7+4a-8
2a+16+4a-8
2a+8+4a
6a+8
Step-by-step explanation:
you can't really get an answer for this problem but you can simplify it
Answer:
D
Step-by-step explanation:
C=2PI R
Radius is 24
pi is 3.14
Then you just solve it which turns out to be 150.8
