rossd63 rossd63
  • 01-02-2017
  • Mathematics
contestada

normal distributed mean of 200pounds and a standard deviation of 20 pounds what percent would be over 250 pounds

Respuesta :

LammettHash
LammettHash LammettHash
  • 06-02-2017
[tex]\mathbb P(X>250)=\mathbb P\left(\dfrac{X-200}{20}>\dfrac{250-200}{20}\right)=\mathbb P(Z>2.5)\approx0.0062=0.62\%[/tex]
Answer Link

Otras preguntas

Trying to understand this
In an experiment, a student mixed a substrate and an enzyme. Which statement BEST explains the reaction? A) The enzyme binds to the active sites on other enzyme
Which of the following describes how fossils aid scientific research
6Li + N2 2Li3N If 12 mol of lithium were reacted with excess nitrogen gas, how many moles of lithium nitride would be produced? 4.0 mol 6.0 mol 12 mol 36 mol
Solve x + x + 2 + 2x = -2.
Simplify This expression: (3+9)3 {The second 3 is an exponent}
What is 17 less than a number g?
how did nationalism threaten the existing political order of the nineteenth century
The length of a rectangular is 2/5 meter.It's width is 1/4 of its length .What is the perimeter of the rectangle?
review the description Karens procedural essat tells the reader how to make blueberry pancakes which best describes the information karen should share before ou