The floors of houses in japan are traditionally covered by tatami. tatami are rectangular-shaped straw meet that measure about 6 feet by 3 feet. if the width of the room is 9 feet and the area of the room is 216 square feet how many tatami are needed to cover the floor?

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?