Exhibit 9-5 
Assume population is normally distributed.
-Refer to Exhibit 9-5. The test statistic equals
Definitions:
Ergonomics
The study and design of equipment, systems, and processes to optimize human well-being and overall system performance.
Job Environment
The physical and psychological conditions under which employees work, including factors such as office layout, culture, and safety.
Physiological Capabilities
The natural functions and activities of the body, including its ability to perform physical tasks, adapt, and respond to environmental demands.
Uncertainty Avoidance
A cultural dimension that describes the extent to which people in a society are uncomfortable with ambiguity and uncertainty.
Q13: Refer to Exhibit 9-1. The p-value is<br>A)0.5107<br>B)0.0214<br>C)0.0107<br>D)2.1
Q27: A random sample of nine telephone calls
Q33: The proportion of the variation in the
Q44: A weighted average of the value of
Q47: Which of the following does not need
Q69: When each data value in one sample
Q81: A sample of 25 patients in a
Q100: A sample of 25 observations is taken
Q103: Refer to Exhibit 12-1. The coefficient of
Q122: Refer to Exhibit 10-16. The null hypothesis<br>A)should