In the probability distribution to the right, the random variable X represents the number of hits a baseball player obtained in a game over the course of a season. Complete parts (a) through (f) below.P(x) O0 0.16661 0.33470.2857230.14954 0.03835 0.0252(a) Verify that this is a discrete probability distribution.This is a discrete probability distribution becauseall of the probabilities arebetween 0 and 1, inclusive, and theof the probabilities is 1sum(Type whole numbers. Use ascending order.)(b) Draw a graph of the probability distribution. Describe the shape of the distribution.Graph the probability distribution. Choose the correct graph below.OA.OB.C.OD.0.4-04-QQ04-0.4-0.3-0.3+0.3-0.3-0.2-0.240.2-0.2-0.1-0.140.1-0.10.14ói234 5Number of Hits0-0123 4 5ó123 4 5Number of Hitsó i 2 3 4 5Number of HitsNumber of HitsDescribe the shape of the distribution.The distributionand is

Given: A random variable X represents the number of hits a baseball player obtained in a game over…

Answered: In the probability distribution to the…

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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The probability distribution given describes the number of thunderstorms that a certain town may experience during the month of August. Let X represent the number of thunderstorms in August. Calculate the expected value (EX). X=# of storms 0 1 2 3 p(x) 0.1 0.2 0.4 0.3 A. 1.9 B. 1.5 C. 1.8 D. 2
Find the value of the following hypergeometric probability distribution. Leave the answer as a number rounded to the nearest ten-thousandths: ?(3)=(93)⋅(81)(174)f(3)=(93)⋅(81)(174) Remember, just give me the number rounded to the nearest ten-thousandths.
In the following probability distribution, the random variable x represents the number of activities a parent of a K to 5th-grade student is involved in. Complete parts (a) through () below. to 1 2 3 4 P(x) 0.299 0.084 0.131 0.213 0.273 (a) Verify that this is a discrete probability distribution. This is a discrete probability distribution because the sum of the probabilities is 1 and each probability is between 0 and 1, inclusive. (b) Graph the discrete probability distribution. Choose the correct graph below. YA. O B. OC. OD. 0.5- 04 Q 0.5- 0.5- 0.- 4- 0.4- 0.4- 0.4- 0.3- 0.3- 0.3- 0.3- 0.2+ 0.2- 0.2- 0.2- 0.1+ 0.1- 0.1- 0.1- 0- 0 1 0- 0 1 4 012 3 4 ó i 2 3 (c) Compute and interpret the mean of the random variable x. The mean is activities. (Type an integer or a decimal. Do not round.)
Let X = {Email, In Person, Instant Message, Text Message}; P(Email) = 0.06 P(In Person) = 0.55 P(Instant Message) = 0.24 P(Text Message) = 0.15 Is this model a probability distribution? A. Yes. B. No. C. Maybe.
Use the discrete probability distribution below to find the probability that x equals 4. 4 6 9 ? 0.05 0.12 X 3 P(x) 0.06 O 0.25 O 0.0617 O 3.08 O 0.77
In the following probability distribution, the random variable x represents the number of activities a parent of a 6th- to 8th-grade student is involved in. Complete parts (a) through (f) below. 0 1 0.287 0.105 O A. X P(x) 0.5- 0.4- 0.3+ 0.2- 0.14 0- 0 3 2 0.288 (a) Verify that this is a discrete probability distribution. This is a discrete probability distribution because the sum of the probabilities is 1 and each probability is between 0 and 1, inclusive. (b) Graph the discrete probability distribution. Choose the correct graph below. Q 3 0.245 B. 0.5- 0.4- 0.3+ 0.2+ 0.1+ 4 0.075 0 (c) Compute and interpret the mean of the random variable x. The mean is activities. (Type an integer or a decimal. Do not round.) 1 D 2 (...) 3 O C. 0.5- 0.4- 0.3- 0.2+ 0.1- 0- 0 1 3 ✔ D. 0.5- 0.4- 0.3+ 0.2- 0.1+ 0 1 2 3
Fill in the P(X=x) values to give a legitimate probability distribution for the discrete random variable X, whose possible values are -4,-2,3,5, and 6.
Fill in the P(X=x)values to give a legitimate probability distribution for the discrete random variable X, whose possible values are −2,1, 3, 4, and 5.
Find the probability P(Ec) if P(E)=0.17.
The probability distribution given below represents the projected profit (in thousands of dollars) earned from a business over a year. Profit (x) in thousands of dollars f(x) -100 0.05 -50 0.15 0 0.30 50 0.35 100 0.12 200 0.03 a.) What is the probability that the business will operate at a loss for the year? b.) What is the probability that the business will break even? c.) What is the expected value for profit? Fill out the table below to help you calculate the value.

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