subject
Mathematics, 12.01.2020 10:31 JOEREACH

Suppose that 20% of students at high school a and 18% of students at high school b participate on a school athletic team. independent random samples of 30 students from each school are selected and asked if they participate on a school athletic team. let ˆ p a represent the sample proportion of students at school a who participate on a school athletic team and ˆ p b represent the sample proportion of students at school b who participate on a school athletic team.
what is the mean of the sampling distribution of ˆ p a − ˆ p b ?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 21:10
See attachment below and find the equivalent of tan(∠qsr)
Answers: 3
question
Mathematics, 21.06.2019 22:00
The figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²
Answers: 2
question
Mathematics, 22.06.2019 00:10
2,10,-50 next two numbers geometric sequence
Answers: 1
question
Mathematics, 22.06.2019 01:00
First work with stencil one. use a combination of reflections, rotations, and translations to see whether stencil one will overlap with the original pattern. list the sequence of rigid transformations you used in your attempt, noting the type of transformation, the direction, the coordinates, and the displacement in
Answers: 3
You know the right answer?
Suppose that 20% of students at high school a and 18% of students at high school b participate on a...
Questions
Questions on the website: 13722367