A fair six-sided die is numbered 1, 1, 2, 3, 5 and 8. The die is rolled
Question:
A fair six-sided die is numbered 1, 1, 2, 3, 5 and 8. The die is rolled twice and the two numbers obtained are added together to give the score, X.
a. Find E(X).
b. Given that the first number rolled is odd, find the probability that X is an even number.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 42% (7 reviews)
a EX 112358 7 b PE 16 Title Answer Let f...View the full answer
Answered By
Brian wachira
Am a teacher by profession and now am a teacher in a high school with 2yrs experience in teaching. In my life have been tutoring students and they have managed to score good grades.
0.00
0 Reviews
10+ Question Solved
Related Book For
Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook
ISBN: 9781108407304
1st Edition
Authors: Dean Chalmers, Julian Gilbey
Question Posted:
Students also viewed these Mathematics questions
-
A fair four-sided die has two faces numbered 0 and two faces numbered 2. Another fair four-sided die has its faces numbered 0, 1, 4, and 5. The two dice are rolled. Let X and Y be the respective...
-
A fair die is rolled three times. Let X denote the number of different faces showing, X = 1, 2, 3. Find E(X).
-
A student rolled a supposedly fair die 60 times, resulting in the distribution of dots shown. Research question: At = .10, can you reject the hypothesis that the die is fair? Number of Dots 6 Total...
-
The following is a sufficient condition, the Laplace-Liapounoff condition, for the central limit theorem: If X 1 , X 2 , X 3 , . . . is a sequence of independent random variables, each having an...
-
Can a reaction be a composition reaction and a redox reaction at the same time? Give an example to support your answer.
-
Bill Walsh has just been appointed Finance Director of a medium-sized engineering company, Nutsan Ltd, which has a high level of exports and is very sensitive to economic changes throughout the UK...
-
Figure 1-2 shows that developments in IT affect both an organizations strategy and the design of its AIS. How can a company determine whether it is spending too much, too little, or just enough on...
-
The Premiere Bank soon will be hooking up computer terminals at each of its branch offices to the computer at its main office using special phone lines with telecommunications devices. The phone line...
-
the core skllis that need to be part of a dosing strategy include
-
For the figure shown below, find the 4x4 homogeneous transformation matrices A and A for i=1, 2, 3, 4, 5 0 0 n. a, Px -1 e+c n, F = S, a, Py r. -1 a - d | b n. a. . 125 0 0 1 1 e a Yo -Can you find...
-
The following table shows the probability distribution table for the random variable Q. a. Find the value of x. b. Evaluate Var(Q). Camb P(Q= 3 x-2 x+1 18 x- 3 2.
-
A technical manual contains 10 pages of text, 7 pages of diagrams and 3 pages of colour illustrations. Four different pages are selected at random from the manual. Let X be the number of pages of...
-
Use the value of the correlation coefficient r to calculate the coefficient of determination r 2 . What does this tell you about the explained variation of the data about the regression line? about...
-
A) The inflation rate in UK is currently a double digit which the country has not experienced in many decades. The Central Bank is very concerned with the current inflation rate, and it is noticed...
-
- How often do you check your e-mail? 1 In general, what kinds of information do you receive via e-mail? - How often do you receive letters? - In general, what kinds of messages do these letters...
-
OA beam of negligible mass is shown in the given diagram. If a force of 55 N acts at a point 0.45 m away from the hinge and making an angle at 68. What is the magnitude and direction of the torque?...
-
The purpose of this activity is to identify and present how the brand uses different social media platforms to communicate its messages. ISocial Media Platforms (TikTok) Analysis (Value offered,...
-
When teachers say they are color blind, they are usually saying that they do not discriminate and that they treat all their students equally. Of course, being fair and treating each student with...
-
Refer to the Demonstration Problem illustrated in the previous chapter. Prepare a 10-column worksheet for Internet Consulting Service, Inc., dated December 31, current year. At the bottom of your...
-
Should U.S. antidumping laws be stated in terms of average total costs or average variable costs?
-
Why shouldnt classes overlap when summarizing continuous data in a frequency or relative frequency distribution?
-
Describe the situations in which it is preferable to use relative frequencies over frequencies when summarizing quantitative data?
-
What type of variable is required when drawing time-series plots? What is the purpose behind drawing a time-series plot?
-
I am giving you both the raw data and the fully rendered Report. Your goal is to: Use R code Dynamically generate the report using the steps described in Pseudocode . Use params$hiring. Rubric...
-
Why is the Texas state budget organized into numerous different funds? Do you think that it is an efficient way to manage the revenue and expenditures of the state? Discuss at least three different...
-
Consider an M/M/m/ system (this model is widely used in telephony or circuit switched networks). In this context, customers in the system correspond to active telephone calls and the m servers...
Study smarter with the SolutionInn App