Two bags each contain black and white marbles, as shown below. If Karl draws one marble from each bag, what is the probability t
hat they will both be black?
A.3/7
B.1/6
C.11/12
D.3
A.3/7
B.1/6
C.11/12
D.3
2 answers:
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Answer:
Step-by-step explanation:
Let p be the population proportion of readers who would like more coverage of local news.
As per given , we have
sample size :=1600
sample proportion :
The confidence interval for population proportion is given by :-
From z-table ,
For 99% confidence interval the z-value is 2.576.
Substitute all the values in the above formula , we get
The 99% confidence interval for the proportion of readers who would like more coverage of local news as
Hence, the 99% confidence interval for the proportion of readers who would like more coverage of local news is .