RESEARCH METHODOLOGY

STATISTICAL TECHNIQUES AND TOOLS

CORRELATION COEFFICIENT COEFFICIENT OF DETERMINATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Correlation analysis is
A
univariate analysis.
B
bivariate analysis.
C
multivariate analysis.
D
both bivariate and multivariate analysis.
Explanation: 

Detailed explanation-1: -A Bivariate analysis is will measure the correlations between the two variables. Multivariate analysis is a more complex form of statistical analysis technique and used when there are more than two variables in the data set. A doctor has collected data on cholesterol, blood pressure, and weight.

Detailed explanation-2: -Set correlation is a multivariate generalization of multiple regression/correlation analysis that features the employment of overall measures of association interpretable as proportions of variance and the use of set-partialled sets of variables, e.g. D·C with B·A.

Detailed explanation-3: -Bivariate statistics compare two variables. Multivariate statistics compare more than two variables.

Detailed explanation-4: -In statistics, correlation is a bivariate analysis that measures the strengths of association between two variables. Correlation analysis is a simple and useful univariate method to test whether two variables are related.

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