Seudónimo Seudónimo

01-06-2022
Mathematics

contestada

The graph shows the probability distribution of a random variable.
What is the value of P(4≤X≤8)?

0.40
0.45
0.50
0.55

The graph shows the probability distribution of a random variable What is the value of P4X8 040 045 050 055 class=

Respuesta :

01-06-2022

The answer is 0.50.

P(4<=X<=8)=P(x=4)+ P(x=5)+ P(x=6)+ P(x=7)+ P(x=8)= 0.05+ 0.15+0.15+0.15 +0 = 0.50

Notice that in 8 the line touches the x axis so it’s corresponding probability is 0.

Answer Link

Otras preguntas

If your goal is to find a mentor who can help encourage you, which category would it fall into?

"The quotient of a number and four decreased by ten is two. What is the number?" im confused. can someone help?

en la oracion El pinguino grande cuids a su polluelo cual es el sujeto el adjetivo y el sustantivo

Where did the Black Death originate? A. western Europe B. the Americas C. Africa D. Southwest China

Why is most of the mass of an atom is located in the nucleus?

At the playground, 60% of the bike rack was filled. Thisis 30 bikes. How many total slots are there for bicycles?

Roses and lilies are _____.

name the three constitutional qualifications to be a member of the US senate???

Which term describes matter that is a substance made of diffrent kinds of atoms bonded together

What effect does the following line have on the poem? the wheat waved and wilted under the wind a. It creates a sense of being stuck in a box. b. It imitates t