Mathematics, 07.04.2020 20:21 10040816
The Federal Reserve System publishes data on family income based on its Survey of Consumer Finances. When the head of the household has a college degree, the mean before-tax family income is $ 84,950. Suppose that 70% of the before-tax family incomes when the head of the household has a college degree are between $74,800 and $95,100 and that these incomes are normally distributed. What is the standard deviation of before-tax family incomes when the head of the household has a college degree?
Answers: 3
Mathematics, 21.06.2019 18:00
Solve 2^x=32 and rewrite this equation in a logarithmic form
Answers: 2
Mathematics, 21.06.2019 18:00
Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?
Answers: 2
Mathematics, 21.06.2019 19:00
How many solutions does the nonlinear system of equations graphed bellow have?
Answers: 1
Mathematics, 21.06.2019 22:00
Write a description of each inequality. 1. -5a + 3 > 1 2. 27 - 2b < -6 (this < has a _ under it) 3. 1/2 (c + 1) > 5 (this > has a _ under it)
Answers: 3
The Federal Reserve System publishes data on family income based on its Survey of Consumer Finances....
English, 24.05.2021 22:10
Social Studies, 24.05.2021 22:10
Mathematics, 24.05.2021 22:10
Mathematics, 24.05.2021 22:10
Mathematics, 24.05.2021 22:10
Biology, 24.05.2021 22:10
Mathematics, 24.05.2021 22:10
Health, 24.05.2021 22:10
Social Studies, 24.05.2021 22:10
Mathematics, 24.05.2021 22:10
Mathematics, 24.05.2021 22:10