Which of the following activities are examples of data gathering? Check all that apply.
A. Weighing wrestlers
B. Asking voters whom they will vote for
C. Using the results of a poll to predict who will be the next president
D. Finding the mean weight of cancer patients in a study
D
E. Graphing the heights of basketball players

The area of a square floor on a scale drawing is 64 square centimeters, and the scale drawing is 1 centimeter: 3 ft. what is the area of the actual floor? what is the ratio of the area in the drawing to the actual area? the area of the actual floor is square feet. the ratio of the area in the drawing to the actual area is 1 square centimeter: square feet.