1Suppose that the random variable x, shown below, represents the number times. P(x) represents theprobability 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. 2P(x)0.28810.27950.25930.11560.04220.01530.0000-Submit Question@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 two tickets in a three-year period?P(x = 2):2c) What is the probability that that a randomly selected person has received more than four tickets in a three-year period?P(x > 4) =d) What is the probability that that a randomly selected person has received three or less tickets in a three-year period?P(x ≤3)=3I$01234456+%56&789)0

xP(x)00.288110279520.259330.115640.042250.01536+0.0000

Answered: Suppose that the random väriable ,…

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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You are a doctor ,a and on average you meet with 30 patients per day. Assuming the NHANES dataset is representative of your patient population, calculate the following. 1. The probability of a single individual having health insurance. = 0.8807812125569134 2. The probability that 3 people in a row will not have health insurance. 3. The probability that 1/3 of your 30 patients for the day do not have health insurance
Suppose that a screening test diagnoses 97% of sick people positive and 95% of healthy people negative. Assume that 7% of those screened are sick. If a screened person is chosen at random, then the probability of having a positive diagnosis is: O a. 0.0184 O b. 0.886 Oc. 0.406 O d. 0.594 O e. 0.114 Next p vity Jump to.. 2021
A customer service center is tracking number of complaints in each week. Let X be the number of complaints in each week. The probability distribution of X is summarized as below. X 0 1 2 3 Probability 0.4 ? 0.15 0.05 Can we be certain that the standard deviation of X is less than 3?
A newspaper company classifies its customers by gender and location of residence. The research department has gathered data from a random sample of 1830 customers. The data is summarized in the table below. Gender and Residence of Customers Residence Apartment Dorm With Parent(s) Sorority/Fraternity House Other Males Females 158 241 64 125 232 211 227 246 150 176 What is the probability that a customer is male? Express your answer as a fraction or a decimal number rounded to four decimal places. Copy Data
b. If 26 different women are randomly selected, find the probability that their mean weight is between150 lb and 221 lb.The probability is approximately enter your response here. (Round to four decimal places as needed.)
The following table presents the probability distribution of the number of vacations X taken last year for a randomly chosen family. Find the probability that a family took at least 3 vacations last year. x 0 1 2 PO) 0.12 0.62 0.14 0.88 0.12 0.1 0.26 3 4 0.02 0.1
The following table represents the probability of the number of cars owned by a college student. Give your answer to at least 3 decimal places.
A test was given to a group of students. The grades and gender are summarized below C. Total Male 2. 16 Female 10 17 15 42 Total 15 19 24 58 If one student is chosen at random from those who took the test, Find the probability that the student was female GIVEN they got a 'C.
Suppose that a screening test diagnoses 90% of sick people positive and 90% of healthy people negative. Assume that 15% of those screened are sick. If a screened person is chosen at random, then the probability of having a negative diagnosis is: O a. 0.981 O b. 0.109 Oc. 0.0192 O d. 0.78 O e. 0.22
Answer number 3
The following table gives the number of fatal work injuries categorized by cause from 2015 in a certain country. Cause Number of Fatalities Transportation accidents 2926 Assaults and violent acts 724 Contacts with objects and equipment 719 Falls Exposure to harmful substances or environments Fires and explosions Other. 820 406 125 21 Find the probability that a randomly chosen work fatality had the following cause. Assaults and violent acts
The table below shows the results of a survey that asked 2853 people whether they are involved in any type of charity work. A person is selected at random from the sample. Complete parts (a) through (d). Occasionally Frequently 223 Not at all Total Male 453 793 1469 Female 205 430 749 1384 Total 428 883 1542 2853 (a) Find the probability that the person is frequently or occasionally involved in charity work. P(being frequently involved or being occasionally involved) = 0.460 (Round to the nearest thousandth as needed.) (b) Find the probability that the person is female or not involved in charity work at all. P(being female or not being involved) = (Round to the nearest thousandth as needed.)

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