A moth crawled 2 meters down a wall, 3 meters along the same wall, and 4 meters along an adjoining wall. Given that the walls join at a 90° angle, which most accurately
expresses the distance in meters the moth will travel when flying in a straight line back
to its original position?

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?