Determine which type of sampling technique is used. 19. A bread company wants to know whether men or women prefer their brand of bread so they randomly select from a group of men and a randomly select from a group of women for the sample. 20. Before leaving the room, the teacher asks students to write the number of hours they studied for the test on the chalkboard if they want to participate. 21. An electronics company wants to know which feature on one of their electronic devices is their customers' favorite. All customers who call technical support are surveyed. Choices for 19-28: A) Simple random sample B) Stratified sample C) Systematic sample D) Convenience sample E) Voluntary response sample 22. A corporation wants to know if its employees would rather work more days with less hours per week or less days with more hours per week. They randomly choose employees for the survey. 23. Brianna wants to figure out college students' thoughts about the availability of parking spaces on campus. She asks students their opinion as they walk by her car. 24. The yearbook editor asks the student body at a local high school what type of cover they want on the yearbook. Every 4th student on an alphabetical list is surveyed.
Determine which type of sampling technique is used. 19. A bread company wants to know whether men or women prefer their brand of bread so they randomly select from a group of men and a randomly select from a group of women for the sample. 20. Before leaving the room, the teacher asks students to write the number of hours they studied for the test on the chalkboard if they want to participate. 21. An electronics company wants to know which feature on one of their electronic devices is their customers' favorite. All customers who call technical support are surveyed. Choices for 19-28: A) Simple random sample B) Stratified sample C) Systematic sample D) Convenience sample E) Voluntary response sample 22. A corporation wants to know if its employees would rather work more days with less hours per week or less days with more hours per week. They randomly choose employees for the survey. 23. Brianna wants to figure out college students' thoughts about the availability of parking spaces on campus. She asks students their opinion as they walk by her car. 24. The yearbook editor asks the student body at a local high school what type of cover they want on the yearbook. Every 4th student on an alphabetical list is surveyed.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Determine which type of sampling technique is used.
19. A bread company wants to know whether men or
women prefer their brand of bread so they randomly
select from a group of men and a randomly select from a
group of women for the sample.
20. Before leaving the room, the teacher asks students to
write the number of hours they studied for the test on the
chalkboard if they want to participate.
21. An electronics company wants to know which feature
on one of their electronic devices is their customers'
favorite. All customers who call technical support are
surveyed.
Choices for 19-28:
A) Simple random sample
B) Stratified sample
C) Systematic sample
D) Convenience sample
E) Voluntary response sample
22. A corporation wants to know if its employees would rather work more days with less hours
per week or less days with more hours per week. They randomly choose employees for the
survey.
23. Brianna wants to figure out college students' thoughts about the availability of parking
spaces on campus. She asks students their opinion as they walk by her car.
24. The yearbook editor asks the student body at a local high school what type of cover they
want on the yearbook. Every 4th student on an alphabetical list is surveyed.
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