Question

This question has two parts. Part 1) The following question scenario covers the next question as...

This question has two parts.

Part 1)

The following question scenario covers the next question as well.

An economics quiz contains eleven multiple-choice questions. Let x represent the number of questions a student answers correctly.

Is x a discrete or continuous random variable?

Part 2)

An economics quiz contains eleven multiple-choice questions. Let x represent the number of questions a student answers correctly.

What are the possible values of x?

9, 8, 15, 0, 3, 12, 1, 5, 13, 2, 4, 7, 6, 11, 14, 10

0 0
Add a comment Improve this question Transcribed image text
Answer #1

Part 1)

x is a discrete random variable.

Part 2)

possible values of x are

9, 8, 0,3,1, 5, 2, 4, 7, 6, 11, 10

Add a comment
Know the answer?
Add Answer to:
This question has two parts. Part 1) The following question scenario covers the next question as...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • An economic quiz contains five multiple choice questions. Let x represent the number of questions a...

    An economic quiz contains five multiple choice questions. Let x represent the number of questions a student answers correctly. What are the possible values for x. ?

  • A quiz consists of 6 multiple-choice questions. Each question has 4 possible answers. A student is...

    A quiz consists of 6 multiple-choice questions. Each question has 4 possible answers. A student is unprepared, and he has no choice but to guess answers completely at random. He passes the quiz if he gets at least 3 questions correctly. What is the probability that he will pass?

  • A short quiz has two true-false questions and one multiple-choice question with four possible answers. A...

    A short quiz has two true-false questions and one multiple-choice question with four possible answers. A student guesses at each question. Assuming the choices are all equally likely and the questions are independent of each other, the following is the probability distribution of the number of answers guessed correctly. What is the Probability of getting less than all three right? X            0            1            2            3 P(X)       .1875    .4375    .3125    .0625 Group of answer choices a) 1.0000 b) .9375 c) .6250 d) .3125

  • This question has two parts. Part 1) An insurance company surveys its customers to determine the...

    This question has two parts. Part 1) An insurance company surveys its customers to determine the number of children under age 22 living in each household. What is the random variable for this survey? a. The age of the children living in each household b. The number of children under age 22 who are customers c. The number of children under age 22 living in each household d. Whether or not a child is a customer Part 2) An insurance...

  • Plz Answer/Show work for Q:1-9 Answer the question 1) Which of the following cannot be a...

    Plz Answer/Show work for Q:1-9 Answer the question 1) Which of the following cannot be a probability? A) Q -1 2) On a multiple choice test with four possible answers for each question, what is the probability of answering a question correctly if you make a random guess? A) ED1 9} > Find the indicated probability. 3) In a certain class of students, there are 11 boys from Wilmette, 3 girls from Kenilworth girls from Wilmette, 5 boys from Glenco,...

  • onsider an exam which has n multiple choice questions. Each question has k possible answers, among...

    onsider an exam which has n multiple choice questions. Each question has k possible answers, among which only one answer is correct. (a) Consider a student who chooses at random the answers for all questions of the exam. Let X be the number of correct answers of this student. What is distribution of X? What is the expected value of X? (b) To eliminate the effect of guessing, the instructor decides to mark the according to the following rule: for...

  • (5 points) A multiple-choice examination has 15 questions, each with 5 possible answers only one ...

    (5 points) A multiple-choice examination has 15 questions, each with 5 possible answers only one of which is correct. Suppose that one of the students who takes the examination answers each of the questions with an independent random guess. What is the probability that the student answers at least four questions correctly? What is the expected number of questions that the student answers correctly? 4. (5 points) A multiple-choice examination has 15 questions, each with 5 possible answers only one...

  • (3) (15 pts) Suppose that in the State of Nebraska the written exam for a drivers...

    (3) (15 pts) Suppose that in the State of Nebraska the written exam for a drivers license consists of 4 multiple-choice questions. Each question has 4 possible choices, only one of which is correct. Passing requires answering at least 3 questions correctly. Consider an experiment: an uninformed student-driver guesses at random on each question, where "guessing at random" means that (i) the student answers each question independently of the other questions and (ii) that for each question the student chooses...

  • (3) (15 pts) Suppose that in the State of Nebraska the written exam for a drivers...

    (3) (15 pts) Suppose that in the State of Nebraska the written exam for a drivers license consists of 4 multiple-choice questions. Each question has 4 possible choices, only one of which is correct. Passing requires answering at least 3 questions correctly. Consider an experiment: an uninformed student-driver guesses at random on each question, where "guessing at random" means that (i) the student answers each question independently of the other questions and (ii) that for each question the student chooses...

  • 6th pls answer it fast robability Theory and Mathematical statistics Final examination Variant 4 Part 1....

    6th pls answer it fast robability Theory and Mathematical statistics Final examination Variant 4 Part 1. Random Events he probability that a computer crashes during a severe thunderstorm is 0.005. A certain npany had 550 working computers when the area was hit by a severe thunderstorm. Compute ne probability that exactly 2 computers crashed. 2. It is known about random events A and B that PCB) = 5P (AB). PCA) = 0.7and P(A + B) = 0.6. Find P(B). 3....

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT