You Want to Know If There Are Any Significant Differences

question 17

Multiple Choice

You want to know if there are any significant differences between the means of three groups, and, if so, between which groups. Which would be an appropriate procedure to use?

• A) Frequencies
• B) One Sample T Test
• C) One-Way ANOVA
• D) Paired-Samples T Test

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Definitions:

Unbiased

A characteristic of an estimator that means the expected value of the estimator equals the true parameter value of the population.

Sampling Distribution

The probability distribution of a given random-sample-based statistic that provides insight into the shape, bias, and variability of the statistic.

Confidence Interval

A spectrum of numerical figures, originating from sample-derived statistics, expected to capture the value of an unascertained population parameter.

TV Households

Households with at least one operable television set, used as a demographic metric in media and advertising research.