Definition (1):
Expectancy chart which presents the relationship between test scores and job performance graphically when there is a correlation between test and job performance. To do this, split the employees into say, five groups according to test scores, with those scoring the highest fifth on the test, the second-highest fifth, and so on. Then compute the percentage of high job performers in each of these five test score groups and present the data in this chart.
Definition (2):
It is a graph that shows the relationship between test scores and job performance for a large group of people.
Definition (3):
According to Lawshe and Bolda (1958) “managers could not understand the metric of validity coefficients, so they developed a more user-friendly metric, the expectancy chart. “
Two graphical, visual presentations have been strongly characterized in applied statistical communications. One is the expectancy chart and the other is the icon array.
Use of the term in Sentence:
- The development of expectancy charts has made it easier and simpler for managers to analyze job performance among a large group of people.