Question

Mike wants to compare the mean height of the players on his favorite baseball and tennis teams. He creates the dot plots shown below: First dot plot is labeled Height of Baseball Players and shows 1 cross on 72, 1 cross on 75, 1 cross on 76, 3 crosses on 78, 2 crosses on 79, 2 crosses on 80, 2 crosses on 81, 2 crosses on 82, and 2 crosses on 84. Second dot plot is labeled Height of Tennis Players and shows 1 cross on 66, 1 cross on 69, 2 crosses on 70, 2 crosses on 71, 4 crosses on 72, 5 crosses on 73, 2 crosses on 74, 1 cross on 76, and 1 cross on 78 The mean absolute deviation is 2.44 inches for the baseball team and 1.8 inches for the tennis team. Which of the following conclusions can be drawn from the data? There is more variability in the baseball team member heights. There is more variability in the tennis team member heights. The baseball players are all taller than the tennis players. The tennis players are all taller than the baseball players.

Answer 1

the correct answer is that there is more variability in the tennis team member heights (b)

Answer 2

The answer is B There is more variability in the tennis team members height