Suppose that the random variable \( x \), shown below, represents the number of times. \( P(x) \) represents the probability of a randomly selected person having received that number of speeding tickets during that period. Use the probability distribution table shown below to answer the following questions.| \( x \) | \( P(x) \) ||-----------|-----------|| 0 | 0.2951 || 1 | 0.2587 || 2 | 0.1924 || 3 | 0.1604 || 4 | 0.0492 || 5 | 0.0442 || 6+ | 0.0000 |a) What is the probability that a randomly selected person has received five tickets in a three-year period?\[ P(x = 5) = \]b) What is the probability that a randomly selected person has received one ticket in a three-year period?\[ P(x = 1) = \]c) What is the probability that a randomly selected person has received more than zero tickets in a three-year period?\[ P(x > 0) = \]d) What is the probability that a randomly selected person has received one or less tickets in a three-year period?\[ P(x \leq 1) = \]\[\text{Next Question}\]

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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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Suppose that the random variable xx, shown below, represents the number of speeding tickets a person received in a three-year period. P(x)P(x) represents the probability of a randomly selected person having received that number of speeding tickets during that period. Use the probability distribution table shown below to answer the following questions. xx P(x)P(x) 0 0.3891 1 0.281 2 0.1497 3 0.098 4 0.0471 5 0.0351 6+ 0.0000 Would it be unusual to randomly select a person who has received four or more tickets in a three-year period? A. Yes B. NoIs it correct answer B?
Data were collected from a survey given to graduating college seniors on the number of times they had changed majors. From that data, a probability distribution was constructed. Use the table below to answer the following questions, you may round your answers to three decimal places, if necessary. aP(x) 0.192 1 0.203 0.281 3 0.189 4 0.077 0.035 0.019 0.003 0.001 a. What is the probability that a randomly selected student changed their major at least once? Preview b. What is the probability that a randomly selected student changed their major fewer than two times? Preview c. What is the probability that they changed majors more than three times? Preview 479
Suppose that the random variable xx, shown below, represents the number of speeding tickets a person received in a three-year period. P(x)P(x) represents the probability of a randomly selected person having received that number of speeding tickets during that period. Use the probability distribution table shown below to answer the following questions. xx P(x)P(x) 0 0.3377 1 0.3347 2 0.1744 3 0.0605 4 0.0464 5 0.0463 6+ 0.0000 a) What is the probability that a randomly selected person has received four tickets in a three-year period?P(x=4)=P(x=4)=b) What is the probability that a randomly selected person has received four or more tickets in a three-year period?P(x≥4)=P(x≥4)=c) What is the probability that a randomly selected person has received more than four tickets in a three-year period?P(x>4)=P(x>4)=d) Would it be unusual to randomly select a person who has received four tickets in a three-year period? Yes No e) Which probability should we use to…
Suppose the following joint probability table for X and Y. Answer the questions. X 1 3 Total -1 0.02 0.03 0.04 0.09 Y 2.75 0.03 0.15 0.16 0.34 3 0.09 0.15 0.06 0.30 4.55 0.16 0.11 0.27 Total 0.14 0.49 0.37 1.00 What is Var(Y|X = 3) – the conditional variance of Y, given that X = 3? Answer:
Determine each of the following areas andshow these graphically. Use probability notation in your final answer. 1. above z = -1.08 2. below z = -1.08 3. between z= -1.08 and z=0.80
A random variable X has the following probability distribution. Solve for the value of k and final answer in two decimal.
er Weapon Handgun Rifle Shotgun Unknown firearm Knives Hands, fists, etc. Other Probability 0.478 0.027 0.035 0.148 0.135 0.059 0.118 to 0 and less than or equal to 1, and the sum of the probabilities of all outcomes E 14 quiz
Given the following Discrete Probability Distribution, where the variable x represents the number of cats a family surveyed owns and P(x) represents the probability that the surveyed family will respond with the stated number of cats owned. x P(x) 0 0.261 1 0.378 2 0.205 3 0.156 What is the probability that a randomly selected family surveyed will own less than 2 cats? P(less than 2 cats) = ____________
For families with 5 children, let XX be the number of children with Genetic Condition B. Can the following table be a probability distribution for the random variable XX? xx P(x)P(x) 1 0.2486 2 0.347 3 0.182 4 0.0226 5 0.3492 yes no
Consider the following probability distribution. Find the probability that x=2. x. 0 1 2 3 4 5 p(x). .12 .25 ? .18 .14 .11
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What is the probability a student will take 2 or 3 classes in a semester?

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