The Chi Square Test a Chi Square Test

question 18

Multiple Choice

The Chi Square Test A chi square test

• A)assumes that the population is normally distributed .
• B)compares the difference between treatment means with an estimate of variability in the sampled population.
• C)compares the frequencies of responses in our sample with those expected in the population.
• D)is more powerful than parametric tests.

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Definitions:

Nicotine

A stimulant and addictive substance found in tobacco products that impacts the central nervous system.

Real Cigarette

Refers to traditional tobacco cigarettes, as opposed to electronic cigarettes or other smoking alternatives.

Control Group

In experimental research, a group of subjects that does not receive the experimental treatment and is used as a benchmark to measure the effects of the treatment.

Sugar Pills

Placebo tablets made of inert ingredients, used in medical trials to examine the effect of treatments without drug involvement.