A researcher wants to estimate the percentage of all adults that have used the Internet to seek pre-purchase information in the past 30 days,with a tolerable sampling error (E)of 0.03 and a confidence level of 97.5%.If secondary data indicated that 25% of all adults had used the Internet for such a purpose,what is the sample size?

Question

Quizplus · Accepted Answer

The Answer of A researcher wants to estimate the percentage of all adults that have used the Internet to seek pre-purchase information in the past 30 days,with a tolerable sampling error (E)of 0.03 and a confidence level of 97.5%.If secondary data indicated that 25% of all adults had used the Internet for such a purpose,what is the sample size?

A Researcher Wants to Estimate the Percentage of All Adults