The popularity of computer, video, online, and virtual reality games has raised concernsabout their ability to negatively impact youth. Based on a recent survey, 1808 fourteen- toeighteen-year-olds in Connecticut high schools were classified by their average grades andby whether they had or had not played such games. The following table summarizes thefindings. The observed and expected counts are given side by side.(A's and B's) (C's) (D's and F's)Played games- Observed 736 450 193Never played games- Observed 205 144 80Use the significance level of 0.05 and the Chi-square Table to answer the question.Does the study show that there is a statistically significant relationship between playinggames and average grades?Yes. The study shows that there is a statistically significant relationship between playinggames and average grades.No. The study shows that there is no statistically significant relationship between playinggames and average grades.No. The significance level should be greater to provide information about the relationshipbetween playing games and average grades.No. The study does not provide information about the relationship between playing gamesand average grades.

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Description: The popularity of computer, video, online, and virtual reality games has raised concernsabout their ability to negatively impact youth. Based on a recent survey, 1808 fourteen- toeighteen-year-olds in Connecticut high schools were classified by thei

O E (O-E)^2 (O-E)^2/E 735 716.8345 329.9842 0.4603353 205 223.1655 329.9842 1.4786527 450…

Math

Statistics

Yes. The study shows that there is a statistically significant relationship between playing games and average grades. No. The study shows that there is no statistically significant relationship between playing games and average grades. No. The significance level should be greater to provide information about the relationship between playing games and average grades. No. The study does not provide information about the relationship between playing games and average grades.

Yes. The study shows that there is a statistically significant relationship between playing games and average grades. No. The study shows that there is no statistically significant relationship between playing games and average grades. No. The significance level should be greater to provide information about the relationship between playing games and average grades. No. The study does not provide information about the relationship between playing games and average grades.

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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10. Describe the pattern of data that is observed when there is a strong negative correlation between X and Y.