Examlex

Solved

In a Time Study, What Is the Required Sample Size

question 178

Essay

In a time study, what is the required sample size to be 99% confident that the observed average time is within ± 3% of the actual value, if the process has a standard deviation of 1 minute and mean of 21 minutes?


Definitions:

Social Cognition

The study of how people process social information, including understanding and reasoning about others' behaviors and intentions.

Emotions and Attitudes

Refers to how feelings influence people's outlooks and predispositions towards certain behaviors or beliefs.

Dispositional Influences

Internal factors such as beliefs, values, personality traits, and attitudes that guide an individual's behavior.

Confederate

In experiments, a person who is secretly working with the experimenter and is aware of the experiment's aims but pretends to be a participant to manipulate situations as required.

Related Questions