Consider the relationship between the average test score of a class and one student's test score.Suppose there are 10 students with an average test score of 80.Suppose the marginal score is the test score of a new student,Kelly.
(A)If Kelly's score is 90,what will happen to the new average test score of the class?
(B)If Kelly's score is 70,what will happen to the new average test score of the class?
(C)What do your answers to parts (A)and (B)illustrate about the relationship between marginal and average curves in general?

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The Answer of Consider the relationship between the average test score of a class and one student's test score.Suppose there are 10 students with an average test score of 80.Suppose the marginal score is the test score of a new student,Kelly.
(A)If Kelly's score is 90,what will happen to the new average test score of the class?
(B)If Kelly's score is 70,what will happen to the new average test score of the class?
(C)What do your answers to parts (A)and (B)illustrate about the relationship between marginal and average curves in general?

Consider the Relationship Between the Average Test Score of a Class