Answer: Yes, this indicate the proportion of adult americans that attended college and believe in extraterrestrials is higher than the proportion that did not attend college.
Step-by-step explanation:
Since we have given that
Hypothesis:

n₁ = 100
x₁ = 37
So, 
n₂ = 100
x₂ =47
So, 
At 0.01 level of significance, z = 2.33
So, test statistic value would be

Since, 2.33>-1.44
Hence, we will reject the null hypothesis.
Therefore, Yes, this indicate the proportion of adult americans that attended college and believe in extraterrestrials is higher than the proportion that did not attend college
Answer:
It's A.
Step-by-step explanation:
4 x 2.5 = 10
It's the only true statement
Answer:
d is the qnswer.
Step-by-step explanation:
the value of |X+2| can't be negative.
Answer:
The probability that Justin will practice soccer this evening is 16%.
Step-by-step explanation:
The probability that John will practice soccer is given by the product of the probability that it won't snow and the probability that he'll practice soccer. This is shown below:
practice soccer = (1 - 0.6)*0.4
practice soccer = 0.4*0.4
practice soccer = 0.16
The probability that Justin will practice soccer this evening is 16%,