In this lesson, we will learn how to draw lines of best fit for a scatter plot and how to use them to interpret and make predictions about the data.
Students will be able to
Q1:
The following scatter diagram shows the test results of two exams for a class of 26 students. If Charlotte got 84 on exam 1, which of the following would you expect to be her score for exam 2?
Q2:
A linear regression model of the form π¦=π+ππ₯ has been fitted to the data shown. Which of the following statements are true about the values of π and π in the fitted regression model?
Q3:
The following scatterplot shows the heights and weights of 24 students in a class. Use the scatter graph to determine which of the following would be the best estimate for the weight of a person who has a height of 150 cm.
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