subject
Mathematics, 08.02.2021 20:20 gbrightwell

For each of the 4 stroke categories, consider a random variable representing the time of a randomly selected swimmer in that category. What is the standard deviation of the sum of the 4 random variables?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 21:00
How do i put 3(x+7) in distributive property
Answers: 2
question
Mathematics, 21.06.2019 23:00
Afunction, f(x), represents the height of a plant x months after being planted. students measure and record the height on a monthly basis. select the appropriate domain for this situation. a. the set of all positive real numbers b. the set of all integers oc. the set of all positive integers od. the set of all real numbers reset next
Answers: 3
question
Mathematics, 21.06.2019 23:00
72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.
Answers: 1
question
Mathematics, 22.06.2019 00:00
Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation,and the determine the cost if he drove it70 miles.b) what would be the cost of a car rental if the car was driven 250 miles? show work
Answers: 1
You know the right answer?
For each of the 4 stroke categories, consider a random variable representing the time of a randomly...
Questions
question
Mathematics, 01.04.2020 22:32
Questions on the website: 13722360