A survey of nonprofit organizations showed that online fundraising has increased in the past year. Based on a random sample of 50​nonprofits, the mean​ one-time gift donation in the past year was...

A survey of nonprofit organizations showed that online fundraising has increased in the past year. Based on a random sample of 50​nonprofits, the mean​ one-time gift donation in the past year was

Complete parts a and b below.

a. Construct a 95​%confidence interval estimate for the population​ one-time gift donation.

27≤μ≤41.01

​(Type integers or decimals rounded to two decimal places as​ needed.)