a school district conducts a survey to determ...
a school district conducts a survey to determine whether voters favor passing a bond to fund school renovation projects. all registered voters are called. of those called, 8% answer the survey call. of those who respond, 71% say they favor passing the bond. give a reason why the school district should be cautious about predicting that the bond will pass. choose the correct answer below. a. the entire population was surveyed and therefore inferences cannot be drawn. b. this was only one survey and peoples opinions change over time. c. there is nonresponse bias. the results could be biased because the small percentage who chose to return the survey might be very different from the majority who did not return the survey. d. there is measurement bias. the questions could have been worded in such a way that the respondents responses were influenced.