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Exam (elaborations)
COMM CHAPTER 2-(2025 ))WITH QUESTIONS AND CORRECT ANSWERS.
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---8July 20252024/2025A+
- A stem-and-leaf display is a graphical portrayal of a data set that shows the data set's overall pattern of 
variation. - ANSWER true 
 
 The relative frequency is the frequency of a class divided by the total number of measurements. - ANSWER true 
 
 A bar chart is a graphic that can be used to depict qualitative data - ANSWER true 
 
 Stem-and-leaf displays and dot plots are useful for detecting outliers. - ANSWER true 
 
 A scatter plot can be used to identify outliers. - ANSWER fals...
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