marf9911 marf9911

25-02-2024
Mathematics

contestada

consider the following discrete random distribution:
x P(x)
0 .15
1 .20
2 .30
3 .20
4 .15

what is the variance of the distribution?
a. 1.0
b. 1.2
c. 2.0
d. 1.5
e. 1.6

Respuesta :

Otras preguntas

having 23.26 g of NaOH and 18.73 g of HCl what will be the limiting reactant

solve for x, show work 1. 2x= - 6 2. x + 12= -15 3. 8p - 3=13 4. 8j - 5 + j =67 5. 3(2x - 5) = 4x+33 6. c= b - bx

PLEASE, PLEASE, PLEASE HELP!!!!!!!!!!

Who was an outspoken advocate of nationalist viewpoint

Which of the follow statements are true of local taxes? Counties and cities may charge taxes. Your neighborhood may charge taxes. Local taxes could be sales ta

Why do I have these lights spots on my back ?

What is the value of f(-4)? f(x) = {-10 if x < - 5 {x (to the third power) if -5 <_ x<_ 2 {2x + 4 if x > 2 A. -64 B. -12 C. -10 D.

which one is correct?1. I was going to ask if you would mind I attend the meeting on Wednesday. 2. I was going to ask if you would mind me attending the meeting

The ratio of boys to girls at the beach cleanup was 7:8 if there were 42boys how many girls were there

find the probability of at least 3 successes in a 3 trials of a binomial experiment i which the probability of successe is 50%