74. What are the class limits for the third class? A) 64 and up to 67 B) 67 and 69 C) 67 and up to 70 D) 66 and 68 E) None of the above Answer: C Difficulty: Hard Goal: 3 Use the following to answer questions 75-77:Refer to the following distribution:Cos t of Text booksNumber$25upt o$35235upt o45545upt o55755upt o652065upt o751675. What is the relative class frequency for the $25 up to $35 class? 76. What is the class midpoint for the $45 up to $55 class? Statistical Techniques in Business & Economics, Lind/Marchal/Wathen,13/e24

77. What are the class limits for class with the highest frequency? Use the following to answer questions 78-81:Refer to the following frequency distribution on days absent during a calendar year by employees of a manufacturing company:Days Abs entCumul at i veNumber of Empl oyees0upt o3603upt o6316upt o9149upt o12612upt o15278. How many employees were absent between 3 up to 6 days? A) 31 B) 29 C) 14 D) 2 E) 17 Answer: A Goal: 4 79. How many employees were absent fewer than six days? 80. How many employees were absent more than five days? Test Bank, Chapter 225

81. How many employees were absent from 6 up to 12 days? Use the following to answer questions 82-87:Refer to the following breakdown of responses to a survey of room cleanliness in a hotel. Response Wages Frequency Not satisfied 20 Satisfied 40 Highly satisfied 20 82. What is the class interval for the frequency table above? A) 10B) 20 C) 40D) None of the above Answer: D Difficulty: Easy Goal: 1 83. What is the class with the greatest frequency? 84. What percent of the responses indicated that customers were satisfied? Statistical Techniques in Business & Economics, Lind/Marchal/Wathen,13/e26

Essay85. Draw a bar graph that illustrates the frequency table above.Answer: graph with appropriate labels on horizontal (satisfaction) and vertical (frequency) axes. Bars showing approximate frequencies. Difficulty: Easy Goal: 186. Draw a bar graph that illustrates the relative frequencies.Answer: graph with appropriate labels on horizontal (satisfaction) and vertical (relative frequency) axes. Bars showing approximate relative frequencies. Difficulty: Easy Goal: 187. Draw a pie chart that illustrates the relative frequencies.