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A study was conducted to determine the effectiveness of a speed limit sign.The speeds of cars at the 65 mph sign were: 60 70 65 70 74 58 71 88 65 85 Which box-and-whisker plot correctly displays the info? A B C D Mr. Andrews made a box-and-whisker graph of the quiz grades in his chemistry class. Which is the median quiz grade for the class? 70 86 77 58 Which data set matches the following statistics? The mean is 5, the median is 4, and the mode is 4. 3, 4, 4, 6, 9 4, 2, 4, 4, 8 2, 3, 8, 7, 4 4, 3, 6, 4, 8 Which number occurs the most often? 5 77 0 7 What does 9|4 mean? 49 9/4 94 904 Find the lower quartile for the quiz scores Find the Interquartile Range of the quiz scores 3 5 13 7 17 17 none of these 12 Choose which stem-and-leaf plot shows the data: 62, 73, 93, 81, 75, 85, 73 A C B D |