Anchor+A1.2.3.1

=A1.2.3.1 - Use measures of dispersion to describe a set of data.= =Key Vocabulary: = = = =A1.2.3.1.1 Calculate and/or interpret the range, quartiles, and interquartile range of data.= The daily high temperatures, in degrees Fahrenheit (°F), of a town are recorded for one year. The median high temperature is 62°F. The interquartile range of high temperatures is 32. Which is most likely to be true?

A. Approximately 25% of the days had a high temperature less than 30°F. B. Approximately 25% of the days had a high temperature greater than 62°F. C. Approximately 50% of the days had a high temperature greater than 62°F. D. Approximately 75% of the days had a high temperature less than 94°F. Answer: C =Additional Resources:= PDESAS Algebra I Module 3 Resources - Descriptive Statistics Khan Academy Videos - Reading Bar Graphs, Mean, Median, and Mode, Reading Pie Graphs, Misleading Line Graphs, Stem and Leaf Plots, Box and Whisker Plots, Reading Box-and-Whisker Plots