Arectangle swimming pool that is 10 ft wide by 16 ft long is surronded by a cement sidewalk of uniform width. if the area of the sidewalk is 155ft^2, what is its widtha. 2.5ftb. 5.0ftc. 6.2ftd. 15.5ft

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?