STAT 201 Lecture Notes - Lecture 4: Chi-Squared Distribution, Box Plot, Analysis Of Variance
11 Oct 2018
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For easier readability, the 6th edition page scans are given. Q1) more on birth days (23. 14 6th ed). Added part d: repeat the chi-squared test against a null that only 20% of the births are on the weekends using the code below. Report the chi-squared statistic and conclude about the null. Hints: there is no code for part a, just reason it out. Use the box on "chi-squared goodness of fit" on page 574 to answer part c. Q2) smoking cessation ( 23. 28 bc) (25. 32 7th ed) Added part d: find the chi-squared statistic and use it to test if the drug used and the smoking outcome are independent at the 0. 01 level of significance. Q3) sorry, no chi square ( 23. 37 6th ed) Q4) for each of these multiple choice questions, also give the data that led you to that answer, if any. ( 24. 16, 24. 17, 24. 18, 24. 20, 24. 21, 24. 22, 6th ed)
