If Everyone Using the Same Equipment Performs Poorly, the Tendency

question 128

True/False

If everyone using the same equipment performs poorly, the tendency is to attribute any one person's poor performance to internal causes; but if other people using the equipment perform well while one person performs poorly, the tendency is to attribute that individual's poor performance to external causes.

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Definitions:

Mean

The arithmetic average of a set of numbers, calculated by adding up all the values and dividing by the count of numbers.

Variance

A statistical measure that determines the spread of numbers in a data set by calculating the mean of the squared differences from the mean.

Standard Normal

A normal distribution with a mean of zero and a standard deviation of one, commonly used in statistical analysis.

P(Z < 2)

The probability that a value Z, on a standard normal distribution, is less than 2.