Mrs. Smith has 150 pencils to give out to the 20 students in her class. Mrs. Smith will give out as many pencils as possible while making sure that each student receives the same number of pencils. How many pencils will Mrs. Smith have left over?​

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?