What do i write? giving 10 points
2 answers:
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Answer:
The 90% CI for p is (0.53, 0.83)
Step-by-step explanation:
We have to develop a 90% confidence interval for the proportion of all students at the college that have met with a counselor to develop an educational plan.
We have a sample of size 25, where the sample proportion is:
The critical value of z for a 90% CI is z=1.645.
The margin of error is then:
Then, the lower and upper bound of the confidence interval are:
The 90% CI for p is (0.53, 0.83)