Review for Formative

Front

What is a compound inequality?

Back

A compound inequality is a combination of two or more inequalities joined by the words 'and' or 'or'. It shows the relationship between two expressions.

Front

What does it mean if one variable causes another to change?

Back

This is known as causation, where a change in one variable directly results in a change in another variable.

Front

What is correlation?

Back

Correlation is a statistical measure that describes the extent to which two variables change together, but it does not imply that one causes the other.

Front

How do you find the predicted value using a linear equation?

Back

Substitute the value of x into the equation to find the corresponding value of f(x).

Front

What is the equation of a line in slope-intercept form?

Back

Front

What does it mean if taller students have better grades?

Back

This indicates a correlation, meaning there is a relationship between height and grades, but it does not imply that height causes better grades.

Front

What is the difference between correlation and causation?

Back

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

Front

What is a line of best fit?

Back

A line of best fit is a straight line that best represents the data on a scatter plot, showing the trend of the data.

Front

How do you interpret a slope in a linear equation?

Back

The slope indicates the rate of change of the dependent variable with respect to the independent variable.

Front

What is the significance of the y-intercept in a linear equation?

Back

The y-intercept is the value of the dependent variable when the independent variable is zero.