Mathematics, 06.03.2020 20:22 naomicervero
In a given population of two-earner male-female couples, male earnings have a mean of $40,000 per year and a standard deviation of $12,000. Female earnings have a mean of $45,000 per year and a standard deviation of $18,000. The correlation between male and female earnings for a couple is 0.80. Let C denote the combined earnings for a randomly selected couple. What is the mean of C? What is the covariance between male and female earnings? What is the standard deviation of C? Convert the answers to (a) through (c) from U. S. dollars ($) to euros (€).
Answers: 3
Mathematics, 21.06.2019 18:40
Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.
Answers: 3
Mathematics, 21.06.2019 19:00
Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?
Answers: 1
Mathematics, 21.06.2019 21:30
Mama mia restaurant used 1 2 2 1 ? of their mozzarella cheese making pizza and the remaining 6 4 64 ounces making pasta. how many pounds of mozzarella cheese did mama mia start with?
Answers: 1
Mathematics, 21.06.2019 21:30
X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /
Answers: 3
In a given population of two-earner male-female couples, male earnings have a mean of $40,000 per ye...
English, 13.05.2021 19:30
Health, 13.05.2021 19:30
Mathematics, 13.05.2021 19:30
Mathematics, 13.05.2021 19:30
Mathematics, 13.05.2021 19:30
Biology, 13.05.2021 19:30
Spanish, 13.05.2021 19:30
Mathematics, 13.05.2021 19:30
Chemistry, 13.05.2021 19:30
Arts, 13.05.2021 19:30