Unde Box F Developing Understanding Ity 4 - Wh 3. Changing the interval size of a histogram may change the The sections, called quart 16 appearance of the distribution even though the data are the approximately one 14 same. The histogram to the right shows the same focus-time 12 data as before. 10 frequency What size are the intervals in this histogram? How many a. groups does this create? N D 9 12 15 18 21 24 minutes b. How does changing the interval size change the shape of the distribution? 4 . Create a histogram using intervals of 10 minutes. 30 a. Determine the frequency for each of the intervals in the 27 table. Note: It is conventional to include 10 in the interval 10-20, 20 in 24 the interval 20-30, and so on. 18 15 frequency Minutes 0-10 10-20 20-30 12 Frequency b. Draw a bar in each interval that corresponds to the frequency of values in the interval. 10 20 30 minutes How is this histogram alike or different from the others? hich of the histograms displays the data from the study the best? Explain your reasoning. ated Math 1A CP | HS 2081 | Unit 1 | One Variable Data & Statistics Skyrocket, Inc. 2