Will mark brainliest to whoever answers correctly first!!!
1 answer:
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Answer:
(0.806, 0.839)
Step-by-step explanation:
In a sample with a number n of people surveyed with a probability of a success of , and a confidence level of
, we have the following confidence interval of proportions.
In which
z is the zscore that has a pvalue of .
Suppose we take a poll (random sample) of 3653 students classified as Juniors and find that 3005 of them believe that they will find a job immediately after graduation.
This means that
99% confidence level
So , z is the value of Z that has a pvalue of
, so
.
The lower limit of this interval is:
The upper limit of this interval is:
The answer is (0.806, 0.839)
2.) A. 32 cm
3.) D. 6.4
4.) B.) 7
5.) 22.75
6.) 3
I’ll show u a picture of how I solved everything. Ask any questions if needed.
3.) D. 6.4
4.) B.) 7
5.) 22.75
6.) 3
I’ll show u a picture of how I solved everything. Ask any questions if needed.