Question
Confidence Intervals: A random sample of 100 college students reveals that 80 are currently enrolled in online courses. Find the 90% confidence interval of the
Confidence Intervals: A random sample of 100 college students reveals that 80 are currently enrolled in online courses. Find the 90% confidence interval of the population proportion that are enrolled in online courses.
Write and answer the following questions
(1) is this a mean or proportion problem?
(2) formula you will use
(3) point estimate
(4) appropriate z or t value
(5) margin of error
(6) 90% confidence interval
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Statistics For Engineers And Scientists
Authors: William Navidi
3rd Edition
73376345, 978-0077417581, 77417585, 73376337, 978-0073376332
