Researchers are interested in whether wearing a hat impacts body temperature in the snow. They had one group of people wear hats in the snow. After spending one hour outside, they took their body temperature. Then they had a different group go out without hats. After spending one hour outside, they took their body temperature. Below are the data. Conduct the steps of hypothesis test on these data. Table of data: Body temperatures for people who wore hats in the snow vs those who did not wear hats Without hats With hats 99.2 99.2 98.4 98.2 97.3 98.5 97.5 97.7 97.8