5. Suppose the probability distribution for X = number of jobs held during the past year for work

study students at a university is as follows:

X 0 1 2 3 4 5

f (x).12 a. 28.18.06.02

a. Find a.

b. Find the probability that a randomly selected student held three or more jobs during the past

year.

c. Find the cumulative distribution function.

d. Find the E (X).

e. How many jobs would you expect a randomly selected student to hold in the past year?

Question

Mathematics

Brenda Ochoa

31 July, 15:36

5. Suppose the probability distribution for X = number of jobs held during the past year for work

study students at a university is as follows:

X 0 1 2 3 4 5

f (x).12 a. 28.18.06.02

a. Find a.

b. Find the probability that a randomly selected student held three or more jobs during the past

year.

c. Find the cumulative distribution function.

d. Find the E (X).

e. How many jobs would you expect a randomly selected student to hold in the past year?

+3

Answers (1)

Know the Answer?

Ryann Larson · Answer 1

what is x equal to

Step-by-step explanation:

for example x = 3

and then you put

f (3) = slope + y - intercept

see how i changed f (x) to f (3) becuase the x was 3 and i put it there