Front

What is a scatter plot?

Back

A scatter plot is a graphical representation of two variables where each point represents an observation. It helps to visualize the relationship between the variables.

Front

What does a positive trend in a scatter plot indicate?

Back

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

Front

What does a negative trend in a scatter plot indicate?

Back

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

Front

What does 'no trend' mean in the context of a scatter plot?

Back

'No trend' means that there is no discernible pattern or relationship between the two variables represented in the scatter plot.

Front

How can you visually identify a positive trend in a scatter plot?

Back

A positive trend can be identified by points that slope upwards from left to right.

Front

How can you visually identify a negative trend in a scatter plot?

Back

A negative trend can be identified by points that slope downwards from left to right.

Front

What is the significance of outliers in a scatter plot?

Back

Outliers are points that fall far away from the general trend of the data. They can indicate variability in the data or errors in measurement.

Front

What is the purpose of analyzing trends in scatter plots?

Back

Analyzing trends helps to understand the relationship between variables, make predictions, and identify patterns in data.

Front

What is correlation in the context of scatter plots?

Back

Correlation refers to the strength and direction of a linear relationship between two variables, which can be positive, negative, or zero.

Front

What is the difference between correlation and causation?

Back

Correlation indicates a relationship between two variables, while causation implies that one variable directly affects the other.