Ms. Wedderburn must leave her home by 6:00AM to take the train into work. Ms. Wedderburn takes either
Train A, which leaves the station every 6 minutes or
Train B, which leaves the station every 8 minutes.
When is the next time the two trains will leave the
station at the same time?

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?