Scatter plot & data analysis unit test unit7 lesson 12
In this unit test, you will analyze a given scatter plot and answer questions based on the data presented.
1. Look at the scatter plot and identify the independent variable and dependent variable.
2. Identify the trend in the data. Is it positive, negative, or no correlation?
3. Calculate the slope of the trend line and interpret its meaning in the context of the data.
4. Determine the correlation coefficient for the data and interpret its strength.
5. Based on the data, make a prediction about the dependent variable when the independent variable is at a certain value.
Answer key will be provided upon completion.