Correlation Quiz

What is correlation?

• A measure of the average of a set of numbers.

• A statistical relationship or association between two or more variables.

• A type of data analysis.

• A method for predicting future trends.

Which type of correlation indicates that as one variable increases, the other variable also increases?

• Negative Correlation

• Zero Correlation

• Positive Correlation

• No discernible pattern

Positive correlation is the type of correlation indicates that as one variable increases, the other variable decreases.

• True

• False

What does a correlation coefficient value near 0 indicate?

• A very strong relationship between the variables.

• A moderate relationship between the variables.

• Little relationship between the variables.

• A perfect relationship between the variables.

What does a correlation coefficient value near 1 indicate?

• A direct or positive relationship between the variables.

• An inverse or negative relationship between the variables.

• Little relationship between the variables.

• No discernible pattern.

Which type of data do not use the Product Moment Test?

• Ordinal data

• Interval data

• Ratio data

• All of the above

Which type of data do not use the Spearman Rank Test?

• Ordinal data

• Interval data

• Ratio data

• All of the above

According to Example 1, Kevin and Bintang completed 9 tasks, but Bintang got higher score than Kevin.

• True

• False

What does a correlation coefficient value between 0.40 and 0.599 indicate?

• The correlation is very weak

• The correlation is weak

• The correlation is moderate

• The correlation is strong

In correlation, the relationship must be"perfect" or exact.

• True

• False