ed no credit for this question in the previousa14The contingency table below shows the results of a survey of video viewing habits by age.Video Viewing PlatformPreferredMobile/LaptopViewer AgeDeviceTV Screen Row Total18 to 3435 to 5440236312122455+5.813Column Total5743100Find the following probabilities or percentages:(a) Probability that a viewer is aged 18 to 34. (Round your answer to 2 decimal places.)ProbabilityMcGrawHill< Prev14 of 19Next >.....Cype here to searchaW38

Given data, P(Viewer is aged 18 to 34)=?

Answered: The contingency table below shows 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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As part of a statistics project, a teacher brings a bag of marbles containing 800 white marbles and 300 red marbles. She tells the students the bag contains 1100 total marbles, and asks her students to determine how many red marbles are in the bag without counting them. A student randomly draws 100 marbles from the bag. Of the 100 marbles, 32 are red. The data collection method can best be described as Survey Census Controlled study Clinical study The target population consists of The 1100 marbles in the bag The 300 red marbles in the bag The 32 red marbles drawn by the student The 100 marbles drawn by the student None of the above The sample consists of The 300 red marbles in the bag The 32 red marbles drawn by the student The 100 marbles drawn by the student The 1100 marbles in the bag None of the above Based on the sample, the student would estimate that marbles in the bag were red.
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The contingency table below shows the results of a survey of video viewing habits by age. Video Viewing Platform Preferred Mobile/Laptop Viewer Age Device TV Screen Row Total 18 to 34 40 23 63 35 to 54 12 12 24 55+ 8 13 Column Total 57 43 100 Find the following probahilities