A linguist at a large university was studying the word length of papers submitted by students enrolled in humanities programs. from a random sample of 25 papers, the linguist counted the number of words used in each paper. the 95 percent confidence interval was calculated to be (20,995, 22,905)

Sagot :

The correct interpretation regarding the confidence interval is that we are 95% confident that the mean number of words used in all papers is between 20,995 and 22,905.

What is the interpretation of a x% confidence interval?

It means that we are x% confident that the population parameter(mean/proportion/standard deviation) is between a and b

In this problem, the 95% confidence interval for the number of words in the sample of 25 papers is (20,995, 22,905), hence the interpretation is that we are 95% confident that the mean number of words used in all papers is between 20,995 and 22,905.

More can be learned about confidence intervals at https://brainly.com/question/25890103