CORRELATION ANALYSIS QUIZ

Quiz by Arvin Gara

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- Q1
The Pearson correlation coefficient measures:

a) The strength and direction of the linear relationship between two continuous variables

The relationship between two categorical variables

The association between an independent variable and a dependent variable

The significance level of a statistical test.

60s - Q2
What is the range of values for the Pearson correlation coefficient?

-1 to 1

0 to 1

∞ to ∞

-10 to 10

30s - Q3
A Pearson correlation coefficient of -0.85 indicates

A strong negative linear relationship

weak positive linear relationship

No linear relationship.

A strong positive linear relationship

30s - Q4
The p-value associated with the Pearson correlation coefficient represents

The significance of the correlation

The direction of the correlation

The variability of the correlation.

The strength of the correlation

30s - Q5
When interpreting the Pearson correlation coefficient, a value close to +1 indicates

A strong positive linear relationship.

A weak positive linear relationship

A strong negative linear relationship

No linear relationship.

30s - Q6
If the Pearson correlation coefficient is 0.20, it suggests:

A weak positive linear relationship

A moderate positive linear relationship

A weak negative linear relationship

No linear relationship

30s - Q7
In a scatter plot, a Pearson correlation coefficient of -0.70 would be represented by:

Points forming a downward-sloping line

Points forming an upward-sloping line

Points scattered randomly with no discernible pattern

Points forming a straight horizontal line

30s - Q8
If the p-value associated with the Pearson correlation coefficient is 0.02, it suggests:

The correlation is statistically significant

The correlation is not statistically significant

The strength of the correlation is high

The direction of the correlation is positive.

30s - Q9
_______ refers to the measurement of the relationship between two variables.

Correlation

Correlation coefficients

magnitude

sign

30s - Q10
______ it obtained when calculating the Pearson correlation coefficient using the ranks of the score values of the dataset

Spearman Rho

Pearson R

Anova

Sampling

30s