1. Question 11
2. 4 Points
3. What is the midpoint of the class 25-35 ?
5. 35.5
6. 27.5
7. 25
8. 30
9. Question 12
10. 4 Points
11. Given the following frequency distribution, how many pieces of data were less than 23.5?
17. 12
18. 25
19. 40
20. 13
21. Question 13
22. 4 Points
23. If a data set showing types of pizza ordered at a particular restaurant indicates 22 out of 88 orders were for pepperoni pizza, how many degrees would be needed to represent pepperoni pizza in a pie chart?
25. 150
26. 120
27. 90
28. 112.5
29. Question 14
30. 4 Points
31. A store manager counts the number of customers who make a purchase in his store each day. The data are as follows.
33. 10 11 8 14 7 10 10 11 8 7
35. Which of these choices display the correct dotplot?
48. Question 15
49. 4 Points
50. What is the upper class limit in the class 11- 36 ?
52. 21
53. 23.5
54. 36
55. 16
56. Question 16
57. 4 Points
58. The frequency distribution below summarizes employee years of service for Alpha Corporation. Determine the width of each class.
63. 10 years
64. 4 years
65. 6 years
66. 5 years
67. Question 17
68. 4 Points
69. Identify which sampling technique was used in the following study:
71. The name of each contestant is written on a separate card, the cards are placed in a bag, and three names are picked from the bag.
72. stratified sampling
73. random sampling
74. cluster sampling
75. convenience sampling
76. Question 18
77. 4 Points
78. Identify which sampling technique was used in the following study:
80. A pollster uses a computer to generate 500 random numbers, then interviews the voters corresponding to those numbers.
81. convenience sampling
82. random sampling
83. systematic sampling
84. stratified sampling
85. Question 19
86. 4 Points
87. Find the 3 quartiels in the following data set: 888994979810099
89. Q1= 88;Q2=97;Q3= 98
90. Q1= 89.5;Q2=97.5;Q3= 99.5
91. Q1= 87;Q2=97;Q3= 100
93. Q1= 89;Q2=97;Q3= 99
94. Question 20
95. 4 Points
96. In a recent study, the following responses were obtained to the question, "Do you favor recycling in your neighborhood?"
102. If a response is picked at random, what is the probability that it came from a male or that it indicated no opinion regarding recycling?