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(b) State the appropriate hypotheses for performing a chi-square test in this setting. (c) The chi-square test statistic is x² = 0.847. Calculate the P-value. %3D (d) Interpret the P-value. (e) What conclusion would you draw?

(b) State the appropriate hypotheses for performing a chi-square test in this setting. (c) The chi-square test statistic is x² = 0.847. Calculate the P-value. %3D (d) Interpret the P-value. (e) What conclusion would you draw?

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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Please help me on part d. please show all work and steps so i can understand. 

It can be difficult to motivate preschoolers to practice writing letters. Perhaps a reward system will do the trick, but what type of rewards work? Here are the data from a randomized experiment that compared three treatments among children in preschool. A "success" means that the child completed a worksheet in which they traced the entire alphabet in one sitting. Group Reward Subjects Successes Choice of a small toy Choice of candy Promise of immediate recess 1 20 13 24 18 16 10 (a) Which chi-square test is appropriate in this setting? Explain your reasoning. (b) State the appropriate hypotheses for performing a chi-square test in this setting. (c) The chi-square test statistic is x' = 0.847. Calculate the P-value. (d) Interpret the P-value. (e) What conclusion would you draw?
Transcribed Image Text:It can be difficult to motivate preschoolers to practice writing letters. Perhaps a reward system will do the trick, but what type of rewards work? Here are the data from a randomized experiment that compared three treatments among children in preschool. A "success" means that the child completed a worksheet in which they traced the entire alphabet in one sitting. Group Reward Subjects Successes Choice of a small toy Choice of candy Promise of immediate recess 1 20 13 24 18 16 10 (a) Which chi-square test is appropriate in this setting? Explain your reasoning. (b) State the appropriate hypotheses for performing a chi-square test in this setting. (c) The chi-square test statistic is x' = 0.847. Calculate the P-value. (d) Interpret the P-value. (e) What conclusion would you draw?
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