subject
Mathematics, 28.10.2019 17:31 1910153

For a set of data
n=100
e(x-20)=125
e(x-20)^2=221

find mean and standard deviation

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 18:00
Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.
Answers: 3
question
Mathematics, 21.06.2019 18:50
Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.
Answers: 2
question
Mathematics, 21.06.2019 19:40
Ascatter plot with a trend line is shown below. which equation best represents the given data? y = x + 2 y = x + 5 y = 2x + 5
Answers: 1
question
Mathematics, 21.06.2019 20:30
Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.
Answers: 3
You know the right answer?
For a set of data
n=100
e(x-20)=125
e(x-20)^2=221

find mean and stand...
Questions
question
Social Studies, 29.05.2020 20:06
question
Mathematics, 29.05.2020 20:06
question
Mathematics, 29.05.2020 20:06
question
Mathematics, 29.05.2020 20:06
Questions on the website: 13722367