Suppose x is a continuous random variable with the probability ...

[vicky]

Suppose x is a continuous random variable with the probability distribution shown below.
 
   
 
   
 
   What probability is represented
   by the shaded area?

  1. P(0 < x < 20)
  2. P(20 < x < 50)
  3. 1 - P(20 < x < 50)
  4. P(x > 50)
  5. none of these

Question 2

A box contains four slips of paper marked 1, 2, 3, and 4. Two slips are selected without replacement. List the possible values for the following random variable.
   x = number of slips marked 1

  1.0, 1
  2.0, 1, 2
  3.2
  4.0
  5.1

[stanleka1]

Answer to Question 1

2

Answer to Question 2

1

[vicky]

TYSM

[aliotak]

Excellent