Name _______________________________________________________ Period _____ Score ____________________
14.2 Collecting Data through Random Sampling
Write the term that best completes each statement: random number table, random number generator, random sample
38. Charlie uses the __________________________________ on his computer to choose 5 random two-digit numbers.
39. Ms. Brown gives a survey to a(n) ______________________________ of students in her English class.
40. Jill selects 15 random one-digit numbers from the fifth line of a(n) _____________________________ .
Determine if each given sample is random or not random. Explain.
41. Rashid chooses each player on the soccer team whose 42. Mr. Tamez chooses the first seven students to raise
last name starts with a vowel to participate in a survey
their hands in his math class to participate in a survey.
about team sports.
43. Ms. Patel, the chess team captain, writes the names of
each of the twelve team members on separate slips of
paper. She places the slips in a box, shakes it, and selects
five slips with her eyes closed. The five members whose
names are chosen will complete a survey about the chess
team.
44. Ms. Searcy has 36 students in her English class. The
students are seated in 6 rows. The students in each row are
assigned a different number 1 through 6. Ms. Searcy rolls
a 6-sided number cube to select a row. She rolls it again to
select one of the students in that row. The selected student
is given a survey about Ms. Searcy’s English class.
45. A local restaurant is conducting a survey to determine
the eating habits of the county’s residents. They hand a
survey to the first 50 customers of the day.
46. Customers at Bull’s Eye Grocery can win a $25 gift
card for throwing a bull’s eye on the dart board after they
check out. Winners are also given a survey about their
shopping experience at Bull’s Eye Grocery.
47. The first 50 nurses at a nursing convention write their
names on slips of paper and place them in a drawing box.
After the box is shaken, 20 names are pulled from the box
and each person chosen completes a survey about their
transportation to the convention.
48. Prior to a Boy Scout meeting, Jerry cuts 75 slips of
paper and places an “X” on 10 slips. He places each of the
slips in a box and shakes it up. As the 63 members arrive,
they each draw a slip of paper. Jerry gives a survey to
each of the 9 Boy Scouts who drew a slip with an “X” on
it.
49. Every student at Weston Middle School attends a pep
rally in the gymnasium. Students are allowed to sit
anywhere on the bleachers. During the pep rally, the
principal hands each student on the lowest row a survey
about the pep rally.
50. Professor Jensen leaves a stack of surveys on a table
and invites each student to fill one out as they leave class.
The survey asks about their satisfaction with the class.
Only 22 of the 28 students complete the survey.
Use the Random Number Table at the end of Chapter 14 in your textbook to answer each question.
51. Beginning on line 10, write the first seven random
52. Beginning on line 15, write the first five random twodigits.
digit numbers.
53. Beginning on line 9, write the first four random threedigit numbers.
54. Beginning on line 17, write the first three random
four-digit numbers.
55. Mr. Horowitz needs four random numbers 01 through
50. Use line 1 to determine the first four random numbers
that meet his requirements.
56. Use line 2 to determine the first five random numbers
50 through 99.
Use Ms. Saunders’ Class List and the Random Number Table at the end of Chapter 14 in your textbook to answer
each question.
Ms. Saunders’ Class List
Student Name
Student Number
Student Name
Student Number
Amos (M)
11
Jerome (M)
21
Emilio (M)
12
Cristina (F)
22
Julia (F)
13
Pedro (M)
23
Olivia (F)
14
Jada (F)
24
Mattie (F)
15
Wei (F)
25
Aki (M)
16
Lakyta (F)
26
Sherwin (M)
17
Nelson (M)
27
Noah (M)
18
Tonya (F)
28
Belinda (F)
19
Luisa (F)
29
Mario (M)
20
Lavon (M)
30
57. The students in Ms. Saunders’ class are each given a
58. Ms. Saunders randomly selects 3 students in her class
student number (11 through 30) as shown in the class list. according to their student number. She uses line 18 of the
Use line 14 of the Random Number Table to determine the Random Number Table. What are the students’ names?
first four random student numbers.
59. Ms. Saunders randomly selects 3 boys in her class
using line 8 of the Random Number Table. What are the
students’ names?
60. Ms. Saunders randomly selects 3 girls in her class
using line 10 of the Random Number Table. What are the
students’ names?
61. Ms. Saunders randomly selects 2 girls in her class
using line 20 of the Random Number Table. What are the
students’ names?
62. Ms. Saunders randomly selects 2 boys in her class
using line 15 of the Random Number Table. What are the
students’ names?