Question: [EX03-020] An experimental psychologist asserts that the older a child is, the fewer irrelevant answers he or she will give during a controlled experiment. To

[EX03-020] An experimental psychologist asserts that the older a child is, the fewer irrelevant answers he or she will give during a controlled experiment.

To investigate this claim, the following data were collected. Draw a scatter diagram. (Retain this solution to use in Exercise 3.39, p 170.)

Age, x 2 4 5 6 6 7 9 9 10 12 Irr Answers, y 12 13 9 7 12 8 6 9 7 5

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