Jonas solved 2 equations on a test as shown below. If Jonas is correct in his work, then write correct next to the problem. If Jonas is incorrect in his work, circle any errors and finish the solution correctly in the space provided to the right of Jonas’s work.

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?