In a national survey of eating habits, 3800 adults were selected randomly and contacted by telephone. Respondents were asked, “Typically, how many times per week do you purchase food at a fast-food restaurant or convenience store?†On average, those surveyed purchased food at a fast-food restaurant or convenience store 2.4 times per week.
Which of the following is true with respect to this scenario?
Which of the following is true with respect to this scenario?