Scatter Plots Correlation

Front

What is bivariate data?

Back

Bivariate data is the study of the relationship between two variables.

Front

How many variables are involved in bivariate data?

Back

2

Front

What does a positive correlation indicate about the relationship between two variables?

Back

A positive correlation indicates that as one variable increases, the other variable also tends to increase.

Front

What does a negative correlation indicate about the relationship between two variables?

Back

A negative correlation indicates that as one variable increases, the other variable tends to decrease.

Front

What does it mean if there is no correlation between two variables?

Back

No correlation means that there is no predictable relationship between the two variables.

Front

What is a scatter plot?

Back

A scatter plot is a graphical representation of bivariate data where each point represents an observation.

Front

How can you identify a positive correlation in a scatter plot?

Back

A positive correlation is identified when the points in the scatter plot trend upwards from left to right.

Front

How can you identify a negative correlation in a scatter plot?

Back

A negative correlation is identified when the points in the scatter plot trend downwards from left to right.

Front

What does a weak correlation mean in the context of scatter plots?

Back

A weak correlation means that the points are spread out and do not closely follow a clear trend.

Front

What is the range of correlation coefficients?

Back

The range of correlation coefficients is from -1 to 1.