Question: A discrete random variable x can assume five possible values: 2, 3, 5, 8, and 10. Its probability distribution is shown as follows: x 2

A discrete random variable x can assume five possible values: 2, 3, 5, 8, and 10. Its probability distribution is shown as follows: x 2 3 5 8 10 p1x2 .10 .20 – .30 .10

a. What is p(5)?

b. What is the probability that the random variable x is a value greater than 5?

c. Find the mean and standard deviation of the distribution.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Statistics For Business And Economics Questions!

specifications: Design, develop, and code a complete Java program based on the following specs:: This is a trip advisor. Your program would prompt the user to enter a car's MPG (Number of miles...

Use the Parabola tool to graph the quadratic function. f(x)=2x+12x+15 Graph the parabola by first plotting its vertex and then plotting a second point on the parabola. +Move Parabola

4.4 Understanding the Principles 4.1 4.2 What is a random variable? How do discrete and continuous random variables differ? Applying the Concepts Basic 4.3 4.4 4.5 4.6 Type of Random Variable....

A discrete random variable x can assume five possible values: 2, 3, 5, 8, and 10. Its probability distribution is shown here: a. What is p(5)? b. What is the probability that x equals 2 or 10? c....

A discrete random variable x can assume five possible values: 2, 3, 5, 8, 10. Its probability distribution is shown below. Find the standard deviation of the distribution. \f

16) A discrete random variable x can assume five possible values: 2,3,5,8, 10. Its probability distribution is shown below. Find the probability for the value of x=5. 8 profono 2 3 5 10 P(x) 0.10...

please answer 1. Discrete or continuous A. My time on an agility course. B. My score on the course (Whole numbers). 2. A discrete random variable X can assume the following values, 42, 44, 46, 48,...

dents, they complain, have to commute too far to scho ity officials respond with the following information: the mean dist mmuted is 3.2 miles. suming that the university officials' inform ents about...

Stat 401: Applied Statistical Methods II Fall 2015 Homework #3 Due Date: 10/2/2015 (in your lab) Use your own paper. Make sure to indicate your name and your GSI's name and Lab section clearly on...

The Internal Revenue Service is studying the category of charitable contributions. A sample of 25 returns is selected from young couples between the ages of 20 and 35 who had an adjusted gross income...

6. A product output is known to be 1 percent defective. In a random sample 400 components, determine the probability of including: a. 2 or fewer defectives b. More than 2 defectives (6)

As part of the initial investment, Ray Blake contributes equipment that had originally cost $ 8 7 , 0 0 0 and on which accumulated depreciation of $ 6 5 , 2 5 0 has been recorded. If similar...

Justify the statement: A refrigerating machine works on the principle of the second law of thermodynamics.

Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. The mean arrival rate is 10 passengers per minute. a. Compute the...

The National Safety Council (NSC) estimates that off-the-job accidents cost U.S. businesses almost $200 billion annually in lost productivity (National Safety Council, March 2006). Based on NSC...

Suppose n = 10 and r = 3. Compute the hypergeometric probabilities for the following values of n and x. a. n = 4, x = 1. b. n = 2, x = 2. c. n = 2, x = 0. d. n = 4, x = 2. e. n = 4, x = 4.

Which of the following statements about nominal group technique is FALSE? Participants feel less team cohesiveness than in traditional decision-making groups. O It tends to keep team members focused...

the bell weather company is a new firm in a rapidly growing industry. the company is planning on increasing its annual dividend by 15 percent a year for the next 4 years and then decreasing the...

Under what circumstances would a final estate return be filed, even if the gross filing requirement is not met? A final Form 1041 would be filed to pay the final tax owed by the estate. To reduce the...