National open university of nigeria introduction to econometrics II eco 356



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Introduction to Econometrics ECO 356 Course Guide and Course Material
Introduction to Econometrics ECO 356 Course Guide and Course Material
2.2.6.0 TUTOR-MARKED ASSIGNMENT
1.) Where performance on a game of skill is measured numerically, the improvement that comes with practice is called a learning curve. This is especially obvious with some arcade-type games. The first time players try anew one they are likely to score very little. With more attempts, their scores should gradually improve as they become


INTRODUCTION TO ECONOMETRICS II

ECO 306

NOUN
71 accustomed to the game, although, obviously, there will be variations caused by the luck factor. Suppose that the learning curve determines their scores
500 100
i
i
i
Y
X




where,Y is the score, X is the number of times that they have played before, and is a disturbance term. The following table gives the results of the first 20 games of anew player. X
automatically goes from 0 to 19; was set equal to 400 times the numbers generated by a normally distributed random variable with 0 mean and unit variance, and X and

determined Yaccording to the learning curve.


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