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llustration 15.8. Calculate the coefficient of correlation of the marks in statistics (y) and in Maths (x) for eight students given in column (2) and (5) below. CALCULATION OF KARL PEARSON'S COEFFICIENT OF CORRELATION BETWEEN MARKS IN STATISTICS AND IN MATHEMATICS. Product of Marks Deviations Deviations Deviations. i.e..Cols Marks in Deviation Deviation in from squared from squared Мean (68) Statistics Math. Mean(69) ーデ (3) X(6) y (x-3) (x-)0-5) (5) (6) (7) (8) (1) (2) (3) (4) 67 -2 4 1 65 -3 68 -1 1 2 66 -2 4 16 4 3 67 -1 1 65 -1 1 1 4 67 -1 1 68 62

llustration 15.8. Calculate the coefficient of correlation of the marks in statistics (y) and in Maths (x) for eight students given in column (2) and (5) below. CALCULATION OF KARL PEARSON'S COEFFICIENT OF CORRELATION BETWEEN MARKS IN STATISTICS AND IN MATHEMATICS. Product of Marks Deviations Deviations Deviations. i.e..Cols Marks in Deviation Deviation in from squared from squared Мean (68) Statistics Math. Mean(69) ーデ (3) X(6) y (x-3) (x-)0-5) (5) (6) (7) (8) (1) (2) (3) (4) 67 -2 4 1 65 -3 68 -1 1 2 66 -2 4 16 4 3 67 -1 1 65 -1 1 1 4 67 -1 1 68 62

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.2: Arithmetic Sequences
Problem 53E
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5 68 72 +3 9. 6. 69 +1 1 72 +3 9. 3 7 70 +2 4 69 72 +4 16 71 +2 4 8 544 36 552 44 24 00 00
Transcribed Image Text:5 68 72 +3 9. 6. 69 +1 1 72 +3 9. 3 7 70 +2 4 69 72 +4 16 71 +2 4 8 544 36 552 44 24 00 00
TIlustration 15.8. Calculate the coefficient of correlation of the marks in statistics (y) and in Maths (x) for eight students given in column (2) and (5) below. CALCULATION OF KARL PEARSON’s COEFFICIENT OF CORRELATION BETWEEN MARKS IN STATISTICS AND IN MATHEMATICS. Product of Marks Deviations Deviations Deviations. squared (x-7)' Marks in Deviation Deviation from i.e.Cols from squared Mean(68) in Statistics Math. Mean(69) (3) X(6) (x-x) (x-x)v-j) (4) (5) (6) (7) (8) (1) (2) (3) -2 4 6. 1 65 -3 67 68 -1 1 2 66 -2 4 -4 16 4 3 67 -1 1 65 -1 1 1 4 67 -1 1 68
Transcribed Image Text:TIlustration 15.8. Calculate the coefficient of correlation of the marks in statistics (y) and in Maths (x) for eight students given in column (2) and (5) below. CALCULATION OF KARL PEARSON’s COEFFICIENT OF CORRELATION BETWEEN MARKS IN STATISTICS AND IN MATHEMATICS. Product of Marks Deviations Deviations Deviations. squared (x-7)' Marks in Deviation Deviation from i.e.Cols from squared Mean(68) in Statistics Math. Mean(69) (3) X(6) (x-x) (x-x)v-j) (4) (5) (6) (7) (8) (1) (2) (3) -2 4 6. 1 65 -3 67 68 -1 1 2 66 -2 4 -4 16 4 3 67 -1 1 65 -1 1 1 4 67 -1 1 68
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