subject
Mathematics, 31.05.2020 17:57 airiyannag0113

Two owners of a cattle ranch, Jo and Val, want to find the average weight for the ranch's 200 cows. Instead of weighing all of the cows: Jo weighs 25 cows and gets an average weight of 1,350 pounds (stdev 50) Val weighs 100 cows and gets an average weight of 1,420 pounds (stdev 50) What is Jo's margin of error, rounded to the nearest whole number? (The formula is )

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:50
Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20
Answers: 2
question
Mathematics, 21.06.2019 17:20
Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12
Answers: 1
question
Mathematics, 21.06.2019 19:00
Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?
Answers: 2
question
Mathematics, 21.06.2019 20:30
What is always true when two whole numbers are subtracted?
Answers: 1
You know the right answer?
Two owners of a cattle ranch, Jo and Val, want to find the average weight for the ranch's 200 cows....
Questions
question
Mathematics, 12.02.2021 20:30
question
Mathematics, 12.02.2021 20:30
question
Mathematics, 12.02.2021 20:30
question
Social Studies, 12.02.2021 20:30
Questions on the website: 13722367