Pearson's correlation coefficient can be used for two categorical variables. O The effect of a variable to another variable can be measured by a correlation coefficient. O A positive correlation coefficient between x and y means that as the value of x decreases, the value of y also decreases. O A Pearson's correlation coefficient equal to zero means that there is no association between the two variables.

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Q30. Which of the following is TRUE?
O Pearson's correlation coefficient can be used for two categorical variables.
O
The effect of a variable to another variable can be measured by a correlation
coefficient.
O
A positive correlation coefficient between x and y means that as the value of x
decreases, the value of y also decreases.
A Pearson's correlation coefficient equal to zero means that there is no association
between the two variables.
Transcribed Image Text:Q30. Which of the following is TRUE? O Pearson's correlation coefficient can be used for two categorical variables. O The effect of a variable to another variable can be measured by a correlation coefficient. O A positive correlation coefficient between x and y means that as the value of x decreases, the value of y also decreases. A Pearson's correlation coefficient equal to zero means that there is no association between the two variables.
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