Mathematics, 07.11.2019 06:31 Emptypockets451
Suppose (as is roughly true) that 88% of college men and 82% of college women were employed last summer. a sample survey interviews srss of 400 college men and 400 college women. the two samples are of course independent. (a) what is the approximate distribution of the proportion pf of women who worked last summer? what is the approximate distribution of the proportion pm of men who worked? (b) the survey wants to compare men and women. what is the approximate distribution of the difference in the proportions who worked, pm − p f ? explain the reasoning behind your answer. (c) what is the probability that in the sample a higher proportion of women than men worked last summer?
Answers: 3
Mathematics, 21.06.2019 20:00
0if x and y vary inversely and y=6 as x=7, what is the constant of variation?
Answers: 1
Mathematics, 21.06.2019 21:00
You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up
Answers: 1
Mathematics, 21.06.2019 21:30
Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?
Answers: 1
Suppose (as is roughly true) that 88% of college men and 82% of college women were employed last sum...
Social Studies, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Social Studies, 15.09.2020 01:01
Social Studies, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
Mathematics, 15.09.2020 01:01
English, 15.09.2020 02:01
Mathematics, 15.09.2020 02:01
Mathematics, 15.09.2020 02:01
Mathematics, 15.09.2020 02:01
Mathematics, 15.09.2020 02:01
Mathematics, 15.09.2020 02:01
Mathematics, 15.09.2020 02:01
Mathematics, 15.09.2020 02:01
Mathematics, 15.09.2020 02:01
Mathematics, 15.09.2020 02:01
Social Studies, 15.09.2020 02:01
English, 15.09.2020 02:01
Mathematics, 15.09.2020 02:01