Which of the following methods helps reduce sampling bias? O a. Take a random sample from a population. O b. Ask individuals to self-report their information O c. Collect data using a convenient method. O d. Ask personal questions only using face-to-face interviews.

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Question 21
Which of the following methods helps reduce sampling bias?
O a. Take a random sample from a population.
O b. Ask individuals to self-report their information
O c. Collect data using a convenient method.
O d. Ask personal questions only using face-to-face interviews.
Transcribed Image Text:Question 21 Which of the following methods helps reduce sampling bias? O a. Take a random sample from a population. O b. Ask individuals to self-report their information O c. Collect data using a convenient method. O d. Ask personal questions only using face-to-face interviews.
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