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10. Which is more important: Grades, Sports, or Popularity? 497 middle school (grades 4 to 6) students were asked whether good grades, athletic ability, or popularity was most important to them. The results are shown below, broken down by gender: Boy Girl Total a. State the appropriate hypotheses for this test. Grades 117 130 247 Sports 60 40 100 1 Popular 60 90 150 We are testing whether this data provides evidence that grades, sports, and popularity are not equally valued among middle school students in these school districts. Total 237 260 497 b. If grades, sports, and popularity are equally valued among middle school students in these school districts, what is the expected count for girls who say having good grades is most valued? Show your work C. Find the contribution to the chi square test for girls who say having good grades is most valued. Show your work.

10. Which is more important: Grades, Sports, or Popularity? 497 middle school (grades 4 to 6) students were asked whether good grades, athletic ability, or popularity was most important to them. The results are shown below, broken down by gender: Boy Girl Total a. State the appropriate hypotheses for this test. Grades 117 130 247 Sports 60 40 100 1 Popular 60 90 150 We are testing whether this data provides evidence that grades, sports, and popularity are not equally valued among middle school students in these school districts. Total 237 260 497 b. If grades, sports, and popularity are equally valued among middle school students in these school districts, what is the expected count for girls who say having good grades is most valued? Show your work C. Find the contribution to the chi square test for girls who say having good grades is most valued. Show your work.

MATLAB: An Introduction with Applications
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. Which is more important: Grades, Sports, or Popularity? 497 middle school (grades 4 to 6) students were asked whether good grades, athletic ability, or popularity was most important to them. The results are shown below, broken down by gender: Boy Girl Total Grades 117 130 247 a. State the appropriate hypotheses for this test. Sports 60 40 100 Popular 60 90 150 Total 237 260 497 We are testing whether this data provides evidence that grades, sports, and popularity are not equally valued among middle school students in these school districts. b. If grades, sports, and popularity are equally valued among middle school students in these school districts, what is the expected count for girls who say having good grades is most valued? Show your work C. Find the contribution to the chi square test for girls who say having good grades is most valued. Show your work. 1
Transcribed Image Text:10. Which is more important: Grades, Sports, or Popularity? 497 middle school (grades 4 to 6) students were asked whether good grades, athletic ability, or popularity was most important to them. The results are shown below, broken down by gender: Boy Girl Total Grades 117 130 247 a. State the appropriate hypotheses for this test. Sports 60 40 100 Popular 60 90 150 Total 237 260 497 We are testing whether this data provides evidence that grades, sports, and popularity are not equally valued among middle school students in these school districts. b. If grades, sports, and popularity are equally valued among middle school students in these school districts, what is the expected count for girls who say having good grades is most valued? Show your work C. Find the contribution to the chi square test for girls who say having good grades is most valued. Show your work. 1
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