Answer:
Step-by-step explanation:
(-3) x (9+y)=
80\((2 power3+2)x4)+1
(2power3+2=10 x 4 =40
80 divided by 40+1
answer=3
Answer:
x= -11/y-z/y
Step-by-step explanation:
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Answer:
.0166
Step-by-step explanation:
Central Limit Theorem for proportions:
For a proportion p in a sample of size n, the sampling distribution of the sample proportion will be approximately normal with mean
and standard deviation 
In this question:

What is σρˆ?
The standard deviation of the sample proportion, which is:
