amal2020792 amal2020792
  • 20-12-2022
  • Mathematics
contestada

The table below shows the probability distribution of a random variable Z.
Z P(Z)
4 0
5 0.1
6 0.7
7 0.2
What is the variance of Z?
Write your answer as a decimal. Do not round.

Respuesta :

Otras preguntas

factor x^6+6x^5-5x^4-6x^3-38x^2-252x+168
I need help with this problem!
The coordinates of one endpoint of a line segment are (4,-12). The length of the segment is 5 units. Determine four coordinates that could serve as the other en
3 1183 long division​
Jim is designing a seesaw for a children's park. The seesaw should make an angle of 30° with the ground, and the maximum height to which it should rise is 1 met
The ground -state electron configuration contains 6p unpaired electrons .
Please help quick will give brainliest!
Question 1 of 10 These speakers are debating the form of owerment their country take Speaker 1. The government must have absolute power to enst Whatever policie
describe how Black Codes were used to restrict the rights of newly freed African Americans.
Answers for factoring out the gcf and please explain how you got the answer of -24x + 16y