There Were 800 Math Instructors at a Mathematics Convention

question 78

Short Answer

There were 800 math instructors at a mathematics convention. Forty instructors were randomly selected and
given an IQ test. The scores produced a mean of 130 with a standard deviation of 10. Find a 95% confidence
interval for the mean of the 800 instructors. Use the finite population correction factor.

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Definitions:

Control Groups

A group in an experiment or study that does not receive treatment by the researchers and is then used as a benchmark to measure how the other tested subjects do.

Treatment Groups

Groups formed for the purpose of delivering therapeutic interventions to individuals sharing common issues or conditions.

Cognitive-Behavioral Therapies

A group of psychotherapeutic treatments that help patients understand the thoughts and feelings that influence behaviors, aiming to change negative patterns.

Behavioral Conditioning

A learning process that involves forming associations between an environmental stimulus and a naturally occurring stimulus.