Author Question: When the respondents to a questionnaire have different characteristics from those who did not choose ... (Read 147 times)

vHAUNG6011 · **on:** Jun 24, 2018

When the respondents to a questionnaire have different characteristics from those who did not choose to participate in the survey, the survey will likely suffer from ___________________ _.
Fill in the blank(s) with correct word

Question 2

While taking a census is more expensive than taking a sample, taking a census might help eliminate the problem of ___________________ _ error.
Fill in the blank(s) with correct word