Emirates airline offers one outbound flight f from Dubai united Arab emirates to Doha Qatar and one return flight from Doha to Dubai each day and experience emirates pilot suspects that the Dubai to daughter outbound flight typically takes longer to find out the pilot collect data about these flights on a random sample of 12 days the table displays the flight times in minutes describe what the graph reveals about whether the outbound or return flight takes longer on average

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Need on this one asap im almost done with this subject

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?