Question

According to the research, 46% of homes sold in a certain month and year were A random sample of 165 people who just purchased homes is selected Complete parts a through e below purchased by first-time buyers. a. Calculate the standard error of the proportion (Round to four decimal places as needed.) P b. What is the probability that less than 77 of them are first-time buyers? P/Less than 77 of them are first-time buyers)=| (Round to four decimal places as needed.) c. What is the probability that more than 85 of them are first-time buyers? P(More than 85 of them are (Round to four decimal places as needed.) first-time buyers)= d. What is the probability that more than 75 of them are first-time buyers? P(More than 75 of them are first-time buyers)= (Round to four decimal places as needed.) e. What is the probability that between 65 and 72 of them are first-time buyers? P(Between 65 and 72 of them are first-time buyers) =| (Round to four decimal places as needed.)

Answer 1

pCI-P car O.46x054 O.0388 165 75.9 K N 165x0.46xo sy G.4020 646r0 P(2<0.17)e pla< 7) o-S675 2 77-7S.9 20.t7 .4020 617 G.O778 PI2142) 2 8-75.9 17 142 142 6 4020 O.5557 Pl2-0.14) d) P a 75) 614 -PEI-702I061) 0.2363 O2363 PC 65272) 11 -o61