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Unformatted text preview: CHAPTER 2 ASSIGNMENT Part 1: Circle the most accurate answer for each of the following: 1. If a data set for a qualitative variable has 20 observations spread over 5 different values, then how many bars will this bar graph have? A) 4 B) 5 C) 15 D) 20 2. A 1pound bag of Skittles contained 100 Red, 83 Green, 93 Orange, 80 Yellow, and 79 Purple colored Skittles. To create a pie chart of this data the angle for the slice representing each color must be computed. What is the degree measure of the slice representing the green Skittles rounded to the nearest degree? A. 69 B. 19 C. 5 D. 52 3. The class width is the difference between A. Two successive lower class limits B. The high and the low data values C. The upper class limit and the lower class limit of a class D. The largest frequency and the smallest frequency 4. The monthly salaries of a sample of 100 employees ranged from the lowest salary of 1040 DHS to the highest salary of 1720 DHS. If we want to organize the data into seven classes, what is the most convenient class interval? A. 50 B. 100 C. 150 D. 200 5. For a line chart involving time in years and dollar values, the horizontal or Xaxis would be used to represent A ( The dollar variable . B ( The time variable . C ( The class interval . D ( The class frequency . 6. A graphic representation of a frequency distribution constructed by connecting the class midpoints with lines is called a A ( Histogram ....
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This note was uploaded on 03/10/2012 for the course STAT 101 taught by Professor Johnanderson during the Spring '12 term at Amity University.
 Spring '12
 johnanderson
 Statistics

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