Kate has a rectangular garden that is 8 feet long by 3 feet wide. she wishes to extend the length and width by the same amount in order to increase the the area of garden to 104 feet squared. how many feet will she need to add to each side?

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?