15. a survey was sent out by mail to collect ...
15. a survey was sent out by mail to collect information concerning support of the local school levy. of the 2000 surveys mailed out, only 400 were returned. this is an example of a potential:\nanswer choices: response bias. nonresponse bias. selection bias.\n16. the same mail survey discussed in question 15 asked each person the following question: public education is the paramount responsibility of the citizens of a democracy. - thomas jefferson\ndo you plan to vote yes on the upcoming school levy?\nthis is an example of:\nanswer choices: response bias. nonresponse bias. selection bias.\n17. central city has a professional football team. the team wants a state - wide tax to raise money for a new stadium. they survey central city voters to see if they support this tax. this is an example of:\nanswer choices: response bias. nonresponse bias. selection bias.