Mr. Smith has multiple ladders that he can use to reach the top of the school building. He chooses the ladder that is 40 feet long. If the building is 25 feet high, how far away from the
building should Mr. Smith stand so the ladder touches the top of the building? Give your
answer as a decimal to 2 places.

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?