As mentioned in the chapter opinion polling organizations

Last updated: 10/23/2023

As mentioned in the chapter opinion polling organizations contact their respondents by sampling random telephone numbers Although interviewers now can reach about 45 8 of U S households the percentage of those contacted who agree to cooperate with the survey has fallen from 43 2 in 1997 to only 6 3 in 2018 Pew Research Center Each household selected of course is independent of the others a What is the probability that the next house will be contacted and refuse to cooperate b What is the probability in 2018 of failing to contact a house or making contact and not getting them to agree to the interview c Show reasonable ways to calculate the probability in part b a The probability that the next house will be contacted and refuse to cooperate is Type an integer or a decimal rounded to four decimal places b The probability of failing to contact a house or making contact and not getting them to agree to the interview is Type an integer or a decimal rounded to for decimal places c Show reasonable ways to calculate the probability in part b Select all that apply Submit test A P contacted n not agree x 1 P contacted B P contacted n not agree 1 P contacted