Final Exam Review U7-U8

Front

What is the midpoint formula for two endpoints (x1, y1) and (x2, y2)?

Back

Midpoint = ((x1 + x2)/2, (y1 + y2)/2)

Front

Describe the shape of data that is evenly distributed around a central value.

Back

Symmetrical

Front

What does a positive correlation between two variables indicate?

Back

As one variable increases, the other variable also increases.

Front

What does a left skewed data distribution look like?

Back

Most data points are concentrated on the right, with a tail extending to the left.

Front

What does a right skewed data distribution look like?

Back

Most data points are concentrated on the left, with a tail extending to the right.

Front

What is the line of best fit in a scatter plot?

Back

A line that best represents the data points, showing the trend of the relationship.

Front

What does it mean if there is no relationship between two variables in a scatter plot?

Back

Changes in one variable do not affect the other variable.

Front

How do you find the minimum value of a data set?

Back

Identify the smallest number in the data set.

Front

What is the definition of correlation in statistics?

Back

A measure of the relationship between two variables.

Front

What is the formula for calculating the range of a data set?

Back

Range = Maximum value - Minimum value