Consider the following 3x4 contingency table in which a sample of 1400 companies is summarized in terms of the company's industrytype (X, Y, or Z) and geographic location (A, B, C, or D).XYZA124130128B0.31740.24850.49850.07570.2255110106C108118 112What is the probability P(B | Y)?D122 112114116

The total number of companies [N(S)] is 1400.

Answered: Consider the following 3x4 contingency…

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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Organ Donors USA Today provided information about a survey of 5100 adult Internet users. Of the respondents, 2346 said they are willing to donate organs after death. In this survey conducted for Donate Life America, 100 adults were surveyed in each state and the District of Columbia, and results were weighted to account for the different state population sizes. a. What percentage of respondents said that they are willing to donate organs after death? b. Based on the poll results, what is the probability of randomly selecting an adult who is willing to donate organs after death? c. What term is used to describe the sampling method of randomly selecting 100 adults from each state and the District of Columbia?
The following two-way contingency table gives the breakdown of the population of married or previously married women in a locale according to age at first marriage and number of children: Number of Children Age 0 1-2 3+ Under 20 0.02 0.15 0.07 20-29 0.07 0.37 0.11 30+ 0.10 0.10 0.01 You select a woman at random. What is the probability the woman was 30 or older at her first marriage? (Round your answer to two decimal places, ex 0.32.)
Consider the following 3 x 4 contingency table in which a sample of 1400 companies is summarized in terms of the company’s industry type (X, Y, or Z) and geographic location (A, B, C, or D). A B C D X 124 110 108 114 Y 130 106 122 112 Z 128 118 112 116 What is the probability P(B U Y)? 0.3174 0.4986 0.2255 0.0985 0.0757 Save for Later
Given the contingency table shown here, what is the probability that a mother in the study smoked during pregnancy? Smoked during Pregnancy Didn't Smoke Mother's Education during Pregnancy Row Total Below High School High School 393 640 1,033 560 1,370 1,930 Some College 121 635 756 College Degree 48 550 598 Col Total 1,122 3,190 4,317 Multiple Cholce 0.7401 O 0.3174 0.2591 0.5000 < Prev
The following two-way contingency table gives the breakdown of the population of adults in a town according to their highest level of education and whether or not they regularly take vitamins: Use of Vitamins Education Takes Does Not Take No High School Diploma 0.03 0.07 High School Diploma 0.11 0.39 Undergraduate Degree 0.09 0.27 Graduate Degree 0.02 0.02 You select a person at random. What is the probability the person only has a high school diploma?
given the following information: Bread Meat Cheese Honey Oat (0.6) Ham (0.5) American (0.6) White (0.4) Turkey (0.4) Cheddar (0.2) Salami (0.1) Provolone (0.2) How many possible sandwiches can be made? What is the probability that a sandwich will be Honey Oat Bread and Ham? What is the probability that a sandwich will have Turkey and American or Cheddar?
Five thousand people were classified by their generation and their top pick for food cuisine. The results are provided below. American Chinese Italian Mexican Millennials & Gen Z 300 380 220 1600 Gen X 200 250 100 450 Baby Boomer & Older 450 150 525 375 As needed, state answers to four significant figures. If a person is randomly selected, what is the probability that the person is A member of Gen X? A Millennial/Gen Z or had a top pick of Mexican Food? A Baby Boomer/Older and had a top pick of Italian Food? A Gen X given that the person picked American Food? Picked Chinese Food given that the person is a Millennial/Gen Z?

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