A Distribution of Scores That Is Positively Skewed Will Have

question 2

Multiple Choice

A distribution of scores that is positively skewed will have a small number of scores that

• A)are very high.
• B)are very low.
• C)are clustered around the midpoint.
• D)are all the same.

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Definitions:

Interval Estimate

A range of values, calculated from sample data, that is likely to include the true value of a population parameter.

Sample Statistic

A numerical measurement describing some characteristic of a sample, such as the mean or variance.

Sample Mean

The mean of a collection of numbers, determined by summing all the numbers in the set and then dividing by the count of the numbers.

Population Mean

The average of a set of characteristics (such as age, weight) of every member of a population.