a fair red die and a fair blue die are rolled. What is the expected value...

Question

Question

a fair red die and a fair blue die are rolled. What is the expected value of the sum of the number

on the red die plus three times the number on the blue die?

Answer 1

Answer #1

14 is the expected value.

I hope you understand.Please upvote me.Thank you.

Answer 2

Similar Homework Help Questions

2. A fair red die and a fair blue die are rolled 2 times each. What...

2. A fair red die and a fair blue die are rolled 2 times each. What is the probability of the product of numbers on the red die is less then the sum of numbers on the blue die?
2. A fair red die and a fair blue die are rolled 2 times each. What...

2. A fair red die and a fair blue die are rolled 2 times each. What is the probability of the product of numbers on the red die is less then the sum of numbers on the blue die? -Ive already posted this question but the answer given didn't explain how to calculate the number of successful cases. I know the total possible cases is 6*6*6*6=1296, but how do you calculate the number of successful cases?
A fair die is rolled 12 times. What is the expected sum of the 12 rolls?

A fair die is rolled 12 times. What is the expected sum of the 12 rolls?

#6-2 points A fair die is rolled 9 times. What is the expected sum of the...

#6-2 points A fair die is rolled 9 times. What is the expected sum of the 9 rolls? 42
A fair die is to be rolled 20 times. Find he expected value of the number...

A fair die is to be rolled 20 times. Find he expected value of the number of times (a). 6 appears. (b). 5 or 6 appears. (c). An even number appears. (d). Anything else but 6 appears. please explain the step
7. (3 points) Given a fair 6-sided die. Each time the die is rolled, the probabilities...

7. (3 points) Given a fair 6-sided die. Each time the die is rolled, the probabilities of rolling any of the numbers from 1 to 6 are all equal. 1) If it is rolled once and let A be the event of rolling a number larger than 3 and B be the event of rolling an odd number. What is P(AV B)? 2) If it is rolled three times, what is the probability that the same number shows up in...

Problem 8 A fair die is rolled 10 times. What is the probability that the rolled...

Problem 8 A fair die is rolled 10 times. What is the probability that the rolled die will not show an even number?
Question 5: You are given a fair red die and a fair blue die, and roll...

Question 5: You are given a fair red die and a fair blue die, and roll both dice uniformly at random and independently of each other. Define the events A = “the sum of the results is at least 9”, B = “at least one of the two rolls results in a 2”, C = “at least one of the two rolls results in a 5”. • Determine Pr(A), Pr(B), and Pr(C). • Determine Pr(B | C). • Are the...
1. A blue fair 6-sided dice and a red fair 6-sided dice are rolled at the...

1. A blue fair 6-sided dice and a red fair 6-sided dice are rolled at the same time. a) What is the probability of the sum of the dice equals 7, given 1 2 3 4 5 6 at least one of the dice shows a 3? 1 (1.1) (1.2) (1.3) (1.4) (1.5) (1.6) 2 (2.1) (2.2) (2.3) (2.4) (2.5) (2.6) (3.1) (3.2) (3.3) (3.4) (3.5) (3.6) (4.1) (4.2) (4.3) (4.4) (4.5) (4.6) 5 (5.1) (5.2) (5.3) (5.4) (5.5) (5.6)...

Suppose a fair die is rolled 1000 times. What is a rough approximation to the sum...

Suppose a fair die is rolled 1000 times. What is a rough approximation to the sum of the numbers showing, based on the law of large numbers?