Question

A research company conducted a survey and collected demographic information on the respondents from each country. To the right is a table showing the number of people with various levels of education in five countries. Complete parts​ a) through​ d).

and collected A research company conducted a domogranhic information on the respondents from each country Some Primary Post- No answer College Total To the right is a table showing the number of people with various Country levels of education in five countries. Complete parts a) through d). A graduate school 677 less 504 1505 1538 1534 1548 1552 7677 10 310 65 768 316 382 7 616 234 159 515 10 D 48 207 1249 28 16 74 493 883 95 7 Total 1907 4193 1177 44 356 a) If someone is selected from this survey at random, what is the probability that the person is from Country E? (Round to four decimal places as needed.) b) If someone is selected from this survey at random, what is the probability that the person completed his her education before college? (Round to four decimal places as needed.) c) If someone is selected from this survey at random, what is the probability that the person is from Country B r did some post-graduate study? || (Round to four decimal places as needed.) d) If someone is selected from this survey at random, what is the probability that the person is from Country B and finished only primary school or less?

Answer 1

a)P(from country E) =1552/7677 =0.2022

b)P(completed his or her education before college )=(4193+1177)/7677 =0.6995

c)P(from B or post graduate) =(1538+356-65)/7677 =0.2382

d)

P(B and primary school or less)=(316/7677)=0.0412