A Random Sample of Size 100 Is Drawn from a Population

question 77

Multiple Choice

A random sample of size 100 is drawn from a population with a standard deviation of 10.If only 5% of the time a sample mean greater than 20 is obtained,the mean of the population is ______

• A) 18.35
• B) 16.25
• C) 17.2
• D) 20
• E) 19

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Definitions:

Cognitive Appraisal Theory

A theory in psychology that describes how personal interpretation of a situation and its relevance to the individual affects their emotional response.

Cannon-Bard Theory

A theory of emotion that argues emotions and physiological reactions such as sweating and trembling, occur simultaneously following a stimulus, rather than the emotion being a result of the physiological reactions.

James-Lange Theory

A theory hypothesizing that physiological arousal instigates the experience of emotion rather than the other way around.

Psychological

Relating to the mind or mental processes and how they affect behavior in different contexts.