the survey has bias. (a) determine the type o...

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 have high - speed internet access. it mails a questionnaire to 1810 randomly selected households across the country and asks the head of each household if he or she has high - speed internet access. of the 1810 households selected, 35 responded. (a) which of these best describes the bias in the survey? sampling bias response bias undercoverage bias nonresponse bias (b) how can the bias be remedied? a. the polling organization should mail the questionnaire to each person in the households. b. the polling organization should mail the questionnaire to a greater number of households. c. the polling organization should try contacting households that do not respond by phone or face - to - face. d. the polling organization should only select households in a single state.

Answer

# Brief Explanations: (a) Non - response bias occurs when a large number of selected individuals do not respond. Here, out of 1810 households, only 35 responded, indicating non - response bias. (b) To remedy non - response bias, the polling organization should try to contact non - responding households by other means like phone or face - to - face to get more responses. # Answer: (a) Nonresponse bias (b) C. The polling organization should try contacting households that do not respond by phone or face - to - face.