6. The following sample contains the scores of 6 students selected at random in Mathematics and English. Use the scores in English as the dependent variable Y. Mathematics score (X) English score (Y) 70 92 74 84 80 63 74 87 65 78 83 c) Find the sample correlation coefficient r and interpret. 90 Σx=464, Σ y=476, Σ x²=36354, Σy²=38254, Σ xy=36926.
6. The following sample contains the scores of 6 students selected at random in Mathematics and English. Use the scores in English as the dependent variable Y. Mathematics score (X) English score (Y) 70 92 74 84 80 63 74 87 65 78 83 c) Find the sample correlation coefficient r and interpret. 90 Σx=464, Σ y=476, Σ x²=36354, Σy²=38254, Σ xy=36926.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 31E
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