Paper 4: Fundamentals of Business Mathematics & Statistic
5.68 I FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS Measures of Central Tendency and Measures of Dispersion If 2xI + 3yI ...
Study Note - 6 CORRELATION AND REGRESSION This Study Note includes 6.1 Correlation & Co-efficient 6.2 Regression Analysis 6. ...
6.2 I FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS Correlation and Regression 6.1.2. Importance of Correlation A car owne ...
FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS I 6.3 6.1.7. Measurement of Correlation The correlation can be measured by a ...
6.4 I FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS Correlation and Regression Advantages (1) It is very easy to draw a sc ...
FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS I 6.5 METHOD I — WHEN DEVIATIONS ARE TAKEN FROM ACTUAL ARITHMETIC MEAN (A) W ...
6.6 I FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS Correlation and Regression Calculation by Method 1(a) X= = =6X^60 N 10 ...
FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS I 6.7 METHOD II WHEN DEVIATIONS ARE TAKEN FROM ASSUMED MEAN This method is g ...
6.8 I FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS Correlation and Regression Since mean of X and Y are in decimals i.e. ...
FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS I 6.9 Taking Ax as 10 and Ay as 15 N = 7 ( )^2 ( )^2 200 0x13 r^7 160 0 447 ...
6.10 I FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS Correlation and Regression Rank correlation 2 2 1 6 D N(N 1) = − − ∑ ...
FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS I 6.11 = 1 – 0.205 = 0.795 Example 6 : Find the coefficient of correlation b ...
6.12 I FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS Correlation and Regression Example 7 : Find the coefficient of correl ...
FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS I 6.13 Example 8 : The following data gives the distribution of the total po ...
6.14 I FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS Correlation and Regression Mean of X =20 Variance of Y = 16 Solution ...
FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS I 6.15 Example 11 : Calculate Karl Pearson’s coefficient of correlation betw ...
6.16 I FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS Correlation and Regression Example12 : From the following data, calcu ...
FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS I 6.17 Example13 : Calculate Karl Pearson’s coefficient of correlation from ...
6.18 I FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS Correlation and Regression Table : Calculation of Density (X) and Dea ...
FUNDAMENTALS OF BUSINESS MATHEMATICS AND STATISTICS I 6.19 SELF EXAMINATION QUESTIONS (Theory) Problem 1. Define correlation exp ...
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