2. a. Differentiate between a discrete random variables and continuous random variables.b. Forty percent of all tourists who attend a charity event will make a donation. Six touristwill attend the event and whether each one makes a donation or not is independent ofthe others' choices. Let X denote the random variable representing the numbers whowill make a donation.i.State the probability distribution of X and specify its parametersCalculate the probability thatii.111.iv.V.exactly five will make a donationat most 2 will make a donationThe mean of this distributionThe standard deviation of this distribution

Given that a.difference between discrete and continuous random variablesb.given that sample size…

Answered: a. Differentiate between a discrete…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Let X denote that number of years I will use my current computer, and Y the number of years that I will use my tablet. The joint distribution of X and Y is as shown below: What is the probability that I will use the tablet for exactly one year? a b Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. с 0.082 e 0.160 0.210 d 0.344 Y 0.400 1 2 3 X 1 2 3 0.05 0.16 0.19 0.10 0.13 0.12 0.07 0.10 0.08
Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant A B C D Order Accurate 339 279 244 133 Order Not Accurate 35 53 33 10 If three different orders are selected, find the probability that they are all from restaurant D.
Let X be a random variable of the number of Boys in a family. List the sample space for A children. b. Construct a probability distribution for his experiment. Find V(-8x). a. A=7 С.
Classify the random variable X as discrete or continuous. Explain your reasoning. X represents the number of Blu-ray TM discs you own. A. Discrete; the number of discs is countable. B. Continuous; the number of discs could be any number greater than or equal to 0. C. Continuous; the number of discs is countable. D. Discrete; the number of discs could be any number greater than or equal to 0.
Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant D B D Order Accurate 319 270 231 129 Order Not Accurate 31 53 40 16 If one order is selected, find the probability of getting an order from restaurant B or C or an order that is not accurate. The probability of getting an order from restaurant B or C or an order that is not accurate is (Round to three decimal places as needed.)
IV. Solve the problem. (don't forget to attached the solution) The Xiaomi brand releases three cellphones that are tested at random. a. Construct the probability distribution of the random variable X (number of defective cellphones). Let G represent non-defective cellphones and, Let F be the defective cellphones. b. Create a histogram representing the distribution
Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant с 250 39 A B 317 269 60 D 146 12 Order Accurate Order Not Accurate 38 If one order is selected, find the probability of getting an order from restaurant B or D or an order that is not accurate. The probability of getting an order from restaurant B or D or an order that is not accurate is (Round to three decimal places as needed.)
Determine whether the value is a discrete random variable, continuous random variable, or not a random variable. a. The time required to download a file from the Internet b. The number of fish caught during a fishing tournament c. The response to the survey question "Did you smoke in the last week?" d. The distance a baseball travels in the air after being hit e. The number of hits to a website in a day f. The time it takes for a light bulb to burn out a. Is the time required to download a file from the Internet a discrete random variable, a continuous random variable, or not a random variable? C O A. It is a continuous random variable. O B. It is a discrete random variable. O C. It is not a random variable. b. Is the number of fish caught during a fishing tournament discrete random variable, a continuous random variable, or not a random variable? O A. It is a continuous random variable. O B. It is a discrete random variable. O C. It is not a random variable c. Is the response to the…
determine whether the random variable x is discrete or continuous. let x represent the populations of the 50 U.S. states
Determine whether the value is a discrete random variable, continuous random variable, or not a random variable. a. The number of hits to a website in a day b. The weight of a T-bone steak c. The gender of college students d. The number of statistics students now reading a book e. The number of textbook authors now sitting at a computer f. The number of people in a restaurant that has a capacity of 200 a. Is the number of hits to a website in a day a discrete random variable, a continuous random variable, or not a random variable? O A. It is a continuous random variable. O B. It is a discrete random variable. O C. It is not a random variable Clear all FirN check View an example Get more help - Help me solve this Copyright © 2022 Pearson Education Inc. All rights reserved. I Terms of Use | Privacy Policy I Permissions | Conta 80°F Mostly cloudy ere to search hp
Which of the following is a discrete random variable? O length of time spent watching movies volume of gas use in a household length of a bike number of butterflies in your backyard

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