subject
Mathematics, 22.04.2021 20:40 elielson3728

The books in a library are found to have an mean length of 300 pages with a standard deviation of 90 pages. What is the z-score corresponding to a book of length 450 pages?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
Simplify. βˆ’4x^2 (5x^4βˆ’3x^2+xβˆ’2) βˆ’20x^6βˆ’12x^4+8x^3βˆ’8x^2 βˆ’20x^6+12x^4βˆ’4x^3+8x^2 βˆ’20x^8+12x^4βˆ’4x^2+8x βˆ’20x^6+12x^4+4x^3βˆ’8x^2
Answers: 1
question
Mathematics, 21.06.2019 22:00
Identify the expression equivalent to 4(x + x + 7) βˆ’ 2x + 8 βˆ’ 4 by substituting x = 1 and x = 2.
Answers: 2
question
Mathematics, 21.06.2019 22:30
How do you do the foil method with polynomials?
Answers: 1
question
Mathematics, 22.06.2019 01:30
Which point does not lie on the graph k(x) = 8 -3 √x a. (-64, 12) b. (125, 3) c. (343, 1) d. (8, 5)
Answers: 2
You know the right answer?
The books in a library are found to have an mean length of 300 pages with a standard deviation of 90...
Questions
question
Social Studies, 08.10.2019 02:30
question
Social Studies, 08.10.2019 02:30
Questions on the website: 13722359