Question

According to a prestigious historical society, in 1999, 7.2% of recent high school graduates believe that the Romans invented mayonnaise. A classics scholar believes that the percentage has increased since then. He randomly selects 125 recent high school graduates and finds that 17 of them believe in the Roman invention of mayonnaise. Test this researcher's claim at the΅ = 0.01 level of significance.

Include steps/functions on how to do with ti-83 calculator

Answer 1

The answer and procedures of the exercise are attached in the following archives.

Explanation

You will find the procedures, formulas or necessary explanations in the archive attached below. If you have any question ask and I will aclare your doubts kindly.