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Scott analyzed language proficiency scores for students who were learning Chinese. Students were given 5, 10, or 20 hours of training per week, and after four weeks they completed a language test (higher scores indicate better proficiency). Below is the SPSS printout from a oneway analysis of variance. Descriptives Language Score 95% Confidence Interval for Mean Mean Std Deviation Std. Error Lower Bound Upper Bound Minimum Maximum

Scott analyzed language proficiency scores for students who were learning Chinese. Students were given 5, 10, or 20 hours of training per week, and after four weeks they completed a language test (higher scores indicate better proficiency). Below is the SPSS printout from a oneway analysis of variance. Descriptives Language Score 95% Confidence Interval for Mean Mean Std Deviation Std. Error Lower Bound Upper Bound Minimum Maximum

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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Scott analyzed language proficiency scores for students who were learning Chinese. Students were given 5, 10, or 20 hours of training per week, and after four weeks they completed a language test (higher scores indicate better proficiency). Below is the SPSS printout from a oneway analysis of variance. Descriptives Language Score 95% Confidence Interval for Mean Mean Std. Deviation Std. Error Lower Bound Upper Bound Minimum Maximum 5 Hours 10 76.60 11.965 3.784 68.04 85.16 56 98 10 Hours 10 85 20 6.197 1.960 80.77 89.63 78 99 20 Hours 10 91 60 3.406 1.077 89 16 94.04 87 96 Total 30 84 47 9.951 1.817 80.75 88 18 56 99 ANOVA Language_Score Sum of Squares df Mean Square Sig. Between Groups 1133.067 2 566.533 8.799 001 Within Groups 1738.400 27 64.385 Total 2871 467 29 A.. How many participants were there in this experiment? В. What was the mean language score for participants who spent 5 hours per week in training? Suppose I randomly chose one student from the 5 hour condition. Predict how far away this student's score is likely to be from the mean you identified in Part B. D. different training groups? Also, identify the information on the printout you used to determine your answer and explain how you used it. What can you conclude about whether there was a significant difference between the scores of the
Transcribed Image Text:Scott analyzed language proficiency scores for students who were learning Chinese. Students were given 5, 10, or 20 hours of training per week, and after four weeks they completed a language test (higher scores indicate better proficiency). Below is the SPSS printout from a oneway analysis of variance. Descriptives Language Score 95% Confidence Interval for Mean Mean Std. Deviation Std. Error Lower Bound Upper Bound Minimum Maximum 5 Hours 10 76.60 11.965 3.784 68.04 85.16 56 98 10 Hours 10 85 20 6.197 1.960 80.77 89.63 78 99 20 Hours 10 91 60 3.406 1.077 89 16 94.04 87 96 Total 30 84 47 9.951 1.817 80.75 88 18 56 99 ANOVA Language_Score Sum of Squares df Mean Square Sig. Between Groups 1133.067 2 566.533 8.799 001 Within Groups 1738.400 27 64.385 Total 2871 467 29 A.. How many participants were there in this experiment? В. What was the mean language score for participants who spent 5 hours per week in training? Suppose I randomly chose one student from the 5 hour condition. Predict how far away this student's score is likely to be from the mean you identified in Part B. D. different training groups? Also, identify the information on the printout you used to determine your answer and explain how you used it. What can you conclude about whether there was a significant difference between the scores of the
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. D. What can you conclude about whether there was a significant difference between the scores of the different training groups? Also, identify the information on the printout you used to determine your answer and explain how you used it. 

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