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3 4 3 6 7 " 9 10 11 12 13 14 15 16 17 18 19 20 #1 2 1 24 es 26 Student 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Is there a significant relationship between the NCAE percentile scores (x) and the GWA (y) of 20 students? NCAE (x) 83 71 61 88 85 85 80 70 65 80 81 76 82 70 80 82 70 60 90 85 77.2 GWA (Y) 81 76 86 93 90 85 90 75 75 99 97 90 88 85 82 80 75 85 95 99 863 Skewness Kurtosis Skewness (Sk) Value <-1.00 > +1.00 -1.00 to 0.5 +0.5 to +1.00 Kurtosis Value <0 (negative) 0 (or close to 0) +/-0.01 - +/-0.09 > 0 (positive) Correlation value 1.00 10.91-10.99 10.71 10.90 10.41 10.70 10.21-10.40 10.0110.20 0.00 Interpretation Highly negative skewed (N) Highly positive skewed (N) Moderately negative skewed (N) Moderately positive skewed (N) Interpretation Platykurtic (N) Mesokurtic (normal distribution is often assumed) (P) Leptokurtic (N) Interpretation perfect correlation very high correlation high correlation moderate correlation low correlation negligible correlation no correlation

3 4 3 6 7 " 9 10 11 12 13 14 15 16 17 18 19 20 #1 2 1 24 es 26 Student 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Is there a significant relationship between the NCAE percentile scores (x) and the GWA (y) of 20 students? NCAE (x) 83 71 61 88 85 85 80 70 65 80 81 76 82 70 80 82 70 60 90 85 77.2 GWA (Y) 81 76 86 93 90 85 90 75 75 99 97 90 88 85 82 80 75 85 95 99 863 Skewness Kurtosis Skewness (Sk) Value <-1.00 > +1.00 -1.00 to 0.5 +0.5 to +1.00 Kurtosis Value <0 (negative) 0 (or close to 0) +/-0.01 - +/-0.09 > 0 (positive) Correlation value 1.00 10.91-10.99 10.71 10.90 10.41 10.70 10.21-10.40 10.0110.20 0.00 Interpretation Highly negative skewed (N) Highly positive skewed (N) Moderately negative skewed (N) Moderately positive skewed (N) Interpretation Platykurtic (N) Mesokurtic (normal distribution is often assumed) (P) Leptokurtic (N) Interpretation perfect correlation very high correlation high correlation moderate correlation low correlation negligible correlation no correlation

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section: Chapter Questions
Problem 10CT
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Please answer the photo attached. Please provide formula too. Lecture in the photo attached
1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Student 1 2 3 4 5 6 7 26 27 8 9 10 11 12 13 14 15 23 24 Column 1 25 Column 2 Midterm (x) 82 70 60 90 85 85 80 70 65 80 82 74 82 70 78 76.86666667 Column 1 0.573207063 Final Grades (y) 80 75 85 95 90 85 90 75 75 99 98 88 88 85 80 85.86666667 Column 2 Skewness Kurtosis 0.573207 -0.207887461 0.010694036 Skewness (Sk) Value < -1.00 > +1.00 - 1.00 to -0.5 +0.5 to +1.00 -0.5 to +0.5 Kurtosis Value <0 (negative) 0 (or close to 0) +/-0.01 - +/-0.09* > 0 (positive) Correlation value ± 1.00 10.91±0.99 Interpretation Highly negative skewed (N) Highly positive skewed (N) Moderately negative skewed (N) Moderately positive skewed (N) Approximately symmetric (P) Interpretation Platykurtic (N) Mesokurtic (normal distribution is often assumed) (P) Leptokurtic (N) Interpretation perfect correlation very high correlation high correlation moderate correlation low correlation negligible correlation no correlation 10.71 10.90 +0.41 -10.70 10.21 10.40 10.01- 10.20 0.00 Lecture
Transcribed Image Text:1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Student 1 2 3 4 5 6 7 26 27 8 9 10 11 12 13 14 15 23 24 Column 1 25 Column 2 Midterm (x) 82 70 60 90 85 85 80 70 65 80 82 74 82 70 78 76.86666667 Column 1 0.573207063 Final Grades (y) 80 75 85 95 90 85 90 75 75 99 98 88 88 85 80 85.86666667 Column 2 Skewness Kurtosis 0.573207 -0.207887461 0.010694036 Skewness (Sk) Value < -1.00 > +1.00 - 1.00 to -0.5 +0.5 to +1.00 -0.5 to +0.5 Kurtosis Value <0 (negative) 0 (or close to 0) +/-0.01 - +/-0.09* > 0 (positive) Correlation value ± 1.00 10.91±0.99 Interpretation Highly negative skewed (N) Highly positive skewed (N) Moderately negative skewed (N) Moderately positive skewed (N) Approximately symmetric (P) Interpretation Platykurtic (N) Mesokurtic (normal distribution is often assumed) (P) Leptokurtic (N) Interpretation perfect correlation very high correlation high correlation moderate correlation low correlation negligible correlation no correlation 10.71 10.90 +0.41 -10.70 10.21 10.40 10.01- 10.20 0.00 Lecture
2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Student 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Is there a significant relationship between the NCAE percentile scores (x) and the GWA (y) of 20 students? NCAE (x) 83 71 61 88 85 85 80 70 65 80 81 76 82 70 80 82 70 60 90 85 77.2 GWA (Y) 81 76 86 93 90 85 90 75 75 99 97 90 88 85 82 80 75 85 95 99 86.3 Skewness Kurtosis Skewness (Sk) Value < -1.00 > +1.00 - 1.00 to -0.5 +0.5 to +1.00 Kurtosis Value <0 (negative) 0 (or close to 0) +/-0.01 +/-0.09* > 0 (positive) Correlation value 1.00 10.91-10.99 10.71 10.90 10.41 10.70 10.21-10.40 20.0110.20 0.00 Interpretation Highly negative skewed (N) Highly positive skewed (N) Moderately negative skewed (N) Moderately positive skewed (N) Interpretation Platykurtic (N) Mesokurtic (normal distribution is often assumed) (P) Leptokurtic (N) Interpretation perfect correlation very high correlation high correlation moderate correlation low correlation negligible correlation no correlation
Transcribed Image Text:2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Student 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Is there a significant relationship between the NCAE percentile scores (x) and the GWA (y) of 20 students? NCAE (x) 83 71 61 88 85 85 80 70 65 80 81 76 82 70 80 82 70 60 90 85 77.2 GWA (Y) 81 76 86 93 90 85 90 75 75 99 97 90 88 85 82 80 75 85 95 99 86.3 Skewness Kurtosis Skewness (Sk) Value < -1.00 > +1.00 - 1.00 to -0.5 +0.5 to +1.00 Kurtosis Value <0 (negative) 0 (or close to 0) +/-0.01 +/-0.09* > 0 (positive) Correlation value 1.00 10.91-10.99 10.71 10.90 10.41 10.70 10.21-10.40 20.0110.20 0.00 Interpretation Highly negative skewed (N) Highly positive skewed (N) Moderately negative skewed (N) Moderately positive skewed (N) Interpretation Platykurtic (N) Mesokurtic (normal distribution is often assumed) (P) Leptokurtic (N) Interpretation perfect correlation very high correlation high correlation moderate correlation low correlation negligible correlation no correlation
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