The survey has bias. (a) determine the type of bias. (b) suggest a remedy. a polling organization conducts a study to estimate the percentage of households that home school their children. it mails a questionnaire to 1871 randomly selected households across the country and asks the head of each household if he or she home schools their children. of the 1871 households selected, 20 responded. (a) which of these best describes the bias in the survey? response bias nonresponse bias sampling bias undercoverage bias