Test bank and solution of ch02 descirptive statistic (1)

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Test bank and solution of ch02 descirptive statistic (1)

Chapter 02 - Descriptive Statistics: Tabular and Graphical MethodsCHAPTER 2—Descriptive Statistics: Tabular and Graphical Methods2.1Constructing eithe

Test bank and solution of ch02 descirptive statistic (1)er a frequency or a relative frequency distribution helps identify and quantify patterns in how often various categories occur.L02-012.2Relative frequ

ency of any category is calculated by counting the number of occurrences of the category divided by the total number of observations. Percent frequenc Test bank and solution of ch02 descirptive statistic (1)

y is calculated by multiplying relative frequency by 100.L02-012.3Answers and examples will vary.L02-012.4a.Category / ClassFrequencyRelative Frequenc

Test bank and solution of ch02 descirptive statistic (1)

yPercent FrequencyA1000.400,4B250.100,1c750.300,3D500.200,2L02-012.5a. (100/250) ♦ 360 degrees - 144 degreesb. (25 / 250) * 360 degrees - 36 degrees44

Chapter 02 - Descriptive Statistics: Tabular and Graphical MethodsCHAPTER 2—Descriptive Statistics: Tabular and Graphical Methods2.1Constructing eithe

Test bank and solution of ch02 descirptive statistic (1)ner. Tlus document nuy not be ccọied. scanned. duplicated, forwarded. distnbuted. or posted on a website, in whole or part.Chapter 02 - Descriptive St

atistics: Tabular and Graphical MethodsL02-012.6a. Relative frequency for product X is 1 - (0.15 + 0.36 + 0.28) = 0.21b. Product:w X Y z75105180140Per Test bank and solution of ch02 descirptive statistic (1)

cent Frequency Bar Chart For ProductProductd. Degrees for w would be 54. for X degrees would be 75.6. for Y 129.6. and for z 100.8.L02-012.7a. Rating

Test bank and solution of ch02 descirptive statistic (1)

Frequency Relative FrequencyOutstanding140.467Very Good100.333Good50.167Average10.033Poor00.000b.Percent Relative Frequency For Rating

Chapter 02 - Descriptive Statistics: Tabular and Graphical MethodsCHAPTER 2—Descriptive Statistics: Tabular and Graphical Methods2.1Constructing eithe