What do you know about STATISTICS?

What is STATISTICS? It is a branch of Mathematics dealing with the ...

• properties & relations of points, lines, surfaces, solids and higher dimensional analogues.

• linear equations, linear functions and their representations through matrices and vector spaces.

• the finding and properties of derivatives and integrals of functions, by methods originally based on the summation of infinitesimal differences.

• the collection, analysis, interpretation, presentation, and organization of data.

Pick the word that best matches the following definition: "any numerical quantity that characterizes a given population or some aspect of it."

• Variance

• Outlier

• Statistic

• Parameter

A bank asks customers to evaluate the drive-thru service as good, average, or poor. Which level of measurement is this classification?

• Ordinal

• Nominal

• Interval

• Ratio

Which of the following is used to display the data distribution based on the five number summary?

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• 
• 
• 

Common examples of measures of statistical dispersion are _______________.

• Mean, median and mode.

• variance, standard deviation, and interquartile range.

• None of the above.

• All of the above.

If a data distribution has outliers, we use _____ to represent the center of distribution because it is resistant to outliers.

• Mean

• Mode

• Median

• None of the above.