intro 60 300 In this lesson, we will display data in an organized manner. Which number should start the ascending list? 52 88 96 52 attention rectangle 300 Note that the key uses the example 52 to show that the plot displays tens and ones. What leaf will she record next? 3 Which data item occurs most often? 68 78 88 88 What is the middle number? 83 reminder 270 90 Stem-and-Leaf Plot *easy to create *easy to find mode, median *no data items lost prompt 480 60 0 5 300 Pause the video and list the data set in order on your study guide. reminder 150 Lower quartile - median of the scores lower than the median 29 reminder 150 Upper quartile - median of the scores higher than the median 29 reminder 150 Interquartile Range - upper quartile minus lower quartile Calculate the difference. 17