subject
Mathematics, 05.05.2020 18:37 zalayjahan4793

He mean weight of luggage checked by a random selected tourist-class passenger yingbetween two cities on a certain airline is 40 lb, and the standard deviation is 10 lb. The meanand standard deviation for a business-class passenger and 30 lb and 6 lb, respectively. Supposethere are 12 business-class passengers and 50 tourist-class passengers on a particular ight. Find the mean and standard deviation of total luggage weight.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 13:40
Show algebraically that f and g are inverse functions f(x)=x^2/-6; g(x)=square root of 2x+12
Answers: 1
question
Mathematics, 21.06.2019 15:00
Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above
Answers: 3
question
Mathematics, 21.06.2019 17:30
2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1
Answers: 1
question
Mathematics, 21.06.2019 18:40
Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.
Answers: 1
You know the right answer?
He mean weight of luggage checked by a random selected tourist-class passenger yingbetween two citie...
Questions
question
History, 18.02.2020 03:25
Questions on the website: 13722367