studies show that 11% of US adults eat fast food four to six times per week. In a survey, 180 adults were asked quot;how many times per week do you

studies show that 11% of US adults eat fast food four to six times per week. In a survey, 180 adults were asked "how many times per week do you eat fast food? Find the mean and standard deviation for the number of adults that eat fast food 4 to 6 times per week in a group of 180.