STATISTICAL TECHNIQUES AND TOOLS
CONFIDENCE INTERVALS
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
In a survey of 104 students, it was found that 79 went to the homecoming game this year. Calculate a 99% confidence interval for p.
|
|
(0.652, 0.868)
|
|
|
(0.691, 0.829)
|
|
|
(0.678, 0.842(
|
|
|
(0.685, 0.895)
|
Explanation:
Detailed explanation-1: -5. A confidence interval was used to estimate the proportion of statistics students that are females. A random sample of 72 statistics students generated the following 90% confidence interval: (0.438, 0.642).
Detailed explanation-2: -It is possible to construct a 100% confidence interval estimate for the population mean. Alpha is the proportion in the tails of the distribution which are outside of the confidence interval. In practice, the population mean is an unknown quantity that is to be estimated.
There is 1 question to complete.