The manager at Green Tee’s golf course conducted a study to see how long it takes to complete a round of golf. The manager records the time it takes randomly selected golfers to finish round of golf at Green tee’s golf course. The manager conducts the survey On a golf league day, therefore all the golfers within the sample have previous golf experience. Based on the study, The average time spent to complete a round of golf was four hours. What inference can be made from the survey?