A management student is planning a project on student attitudes toward part-time work while attending college. She develops a questionnaire and plans to ask 25 randomly selected students to fill it out. Her faculty adviser approves the questionnaire but suggests that the sample size should be increased to at least 100 students. Which of the following statements correctly explains the advantage of the larger sample?

A management student is planning a project on student attitudes toward part-time work while attending college. She develops a questionnaire and plans to ask 25 randomly selected students to fill it out. Her faculty adviser approves the questionnaire but suggests that the sample size should be increased to at least 100 students. Which of the following statements correctly explains the advantage of the larger sample?

A management student is planning a project on student attitudes toward part-time work while attending college. She develops a questionnaire and plans to ask 25 randomly selected students to fill it out. Her faculty adviser approves the questionnaire but suggests that the sample size should be increased to at least 100 students.
Which of the following statements correctly explains the advantage of the larger sample?




A.
A larger sample size will give less biased results.
B.
A larger sample size will give low bias and low variability.
C.
A larger sample size will give less variable results.


Answer: C.
A larger sample size will give less variable results.


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