Nilsa is working on a 60-minute test. there are 20 questions on the test. if it takes her 20 minutes to complete 12 0f the questions, what is the greatest amount of time on average she can spend on each of the remaining 8 questions?

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?