15.28 - Can people really identify their favorite brand ofcola? Volunteers taste
ID: 2949972 • Letter: 1
Question
15.28 - Can people really identify their favorite brand ofcola? Volunteers tasted Cocoa-Cola Classic, Pepsi, Diet Cokeand Diet Pepsi, with the results shown below. Researchquestion: At ox(closest I can come to character needed)=.05, is thecorrectness of the prediciton different for the two types of coladrinkers? Could you identify your favorite brand in this kindof test? Since it is a 2 x 2 table, try also a two-tailedtwo-sample z test for 1 = 2 andverify that z2 is the same as your chi-squarestatistic. Which test do you prefer? Why? Correct? RegularCola DietCola Row Total Yes got itright 7 7 14 No got itwrong 12 20 32 ColTotal 19 27 46 15.28 - Can people really identify their favorite brand ofcola? Volunteers tasted Cocoa-Cola Classic, Pepsi, Diet Cokeand Diet Pepsi, with the results shown below. Researchquestion: At ox(closest I can come to character needed)=.05, is thecorrectness of the prediciton different for the two types of coladrinkers? Could you identify your favorite brand in this kindof test? Since it is a 2 x 2 table, try also a two-tailedtwo-sample z test for 1 = 2 andverify that z2 is the same as your chi-squarestatistic. Which test do you prefer? Why? Correct? RegularCola DietCola Row Total Yes got itright 7 7 14 No got itwrong 12 20 32 ColTotal 19 27 46Explanation / Answer
15.28 - Can people really identify their favorite brand ofcola? Volunteers taste
Related Questions
Hire Me For All Your Tutoring Needs
Integrity-first tutoring: clear explanations, guidance, and feedback.
Drop an Email at
drjack9650@gmail.com
drjack9650@gmail.com
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.