To test the wear characteristics of two tire brands, A and B, 9. Brand A is mounted on 50 cars and Brand B on 50 other cars. Select one: a. Related p. Independent 10. On each car, one Brand A tire is mounted on one side in the rear, while a Brand B tire is mounted on the other side. Which side gets which is determined by flipping a coin. The same procedure is used on the front. Select one: a. Related p. Independent 11. The principal of a school wishes to determine if the Grade 6 boys are better in mathematics than the Grade 6 girls. A random sample of boys were selected. Then a random sample of girls were selected. All of the students in the two random samples were asked to take a standardized test in mathematics and their scores were determined. Select one: a. Related D. Independent 12. A police department wants to assess the effects of an obvious radar trap on the speeds of cars. Ten cars are randomly selected on a highway, and their speeds are measured just before a radar trap comes into view and right after they pass the obvious radar trap. Select one: a. Related o. Independent

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 26PFA
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Identification. Which type of sampling is used in the following: independent or related?
To test the wear characteristics of two tire brands, A and B,
9. Brand A is mounted on 50 cars and Brand B on 50 other cars.
Select one:
a. Related
b. Independent
10. On each car, one Brand A tire is mounted on one side in the rear, while a Brand B tire is mounted
on the other side. Which side gets which is determined by flipping a coin. The same procedure is used
on the front.
Select one:
a. Related
b. Independent
11. The principal of a school wishes to determine if the Grade 6 boys are better in mathematics than
the Grade 6 girls. A random sample of boys were selected. Then a random sample of girls were
selected. All of the students in the two random samples were asked to take a standardized test in
mathematics and their scores were determined.
Select one:
a. Related
b. Independent
12. A police department wants to assess the effects of an obvious radar trap on the speeds of cars.
Ten cars are randomly selected on a highway, and their speeds are measured just before a radar trap
comes into view and right after they pass the obvious radar trap.
Select one:
a. Related
b. Independent
Transcribed Image Text:Identification. Which type of sampling is used in the following: independent or related? To test the wear characteristics of two tire brands, A and B, 9. Brand A is mounted on 50 cars and Brand B on 50 other cars. Select one: a. Related b. Independent 10. On each car, one Brand A tire is mounted on one side in the rear, while a Brand B tire is mounted on the other side. Which side gets which is determined by flipping a coin. The same procedure is used on the front. Select one: a. Related b. Independent 11. The principal of a school wishes to determine if the Grade 6 boys are better in mathematics than the Grade 6 girls. A random sample of boys were selected. Then a random sample of girls were selected. All of the students in the two random samples were asked to take a standardized test in mathematics and their scores were determined. Select one: a. Related b. Independent 12. A police department wants to assess the effects of an obvious radar trap on the speeds of cars. Ten cars are randomly selected on a highway, and their speeds are measured just before a radar trap comes into view and right after they pass the obvious radar trap. Select one: a. Related b. Independent
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