Answer: It is believed that exactly 20% of Evergreen Valley college students attended the opening night midnight showing of the latest harry potter movie.
Step-by-step explanation:
Since we have given that
n = 84
x = 11
So, 
p = 0.20
So, hypothesis:

so, test statistic value would be

At 1% level of significance, critical value would be
z= 2.58
Since 2.58>-1.604
So, We will accept the null hypothesis.
Hence, It is believed that exactly 20% of Evergreen Valley college students attended the opening night midnight showing of the latest harry potter movie.
Answer:
-31+12s
Step-by-step explanation:
I think it’s dababy I’m not sure
Answer:10
Step-by-step explanation: 42/4 is 10.5, but don't round because, that wouldn't work for 4 into 42.
Answer:
D. taking two marbles from a box without replacing the first marble are dependent events

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