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Name Reteaching 20-8 Line Plots and Probability A line plot is used in the same way as a tally chart. It is used to show numerical data. A line plot uses an X to show an outcome. The data show the numbers spun in 30 spins. 1 2 1 2 6 3 4 3 6 3 5 2 6 4 5 5 7 1 1 1 4 7 2 2 4 6 7 3 1 3 The line plot at the right can be used to show the data. Mark played a game with two number cubes. He found the sum of the number cubes. The results are shown in the table. 1. Make a line plot to show the data. 2. How many Xs do you show for 8? _______________ Number Cube Tosses Toss Sum Toss Sum Toss Sum 1 7 11 6 21 7 2 4 12 9 22 10 3 6 13 9 23 9 4 8 14 10 24 7 5 5 15 10 25 5 6 5 16 5 26 12 7 6 17 8 27 7 8 2 18 5 28 9 9 10 19 3 29 8 10 8 20 8 30 12 3. Which sum from 2–12 did Mark not toss at all? _______________ 82 Topic 20 © Pearson Education, Inc. 3