Relation between two variables is determined by

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• In case there is no relation between the variables, value of coefficient of correlation will be:
• Graph of variables having linear relation will be
• Graph of variables having non-linear relation will be
• When variations in the values of two variables have a constant ratio, there will be
• Generally, the relation between NRR and GRR is
• The variables whose calculation is done according to the weight, height and length and weight are known as:
• In case of simple correlation, the number of variables involved are
• In case of multiple correlation, the number of variables involved are greater than
• In case coefficient of correlation is positive, the curve representing the relation will be
• In case, coefficient of correlation is negative, the curve representing the relation will be