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3 cards from this section. Quick, good the night before a test.
List two fields where descriptive statistics can be applied.
Think of places where data is often assessed.
What does the term 'mean' refer to in statistics?
Consider how you calculate an average score from grades.
Which measure of central tendency is most affected by extreme values?
Remember how outliers can pull the average.
True or False: The mode of a data set can be more than one value.
Think about how many times the most frequent number occurs.
You are given the following test scores: 55, 70, 70, 85, 90, 100, and 100. How would you use mean, median, and mode to describe the performance of the class? What might a high mean indicate in this case?
Think of how extreme scores can affect the average.
You are analyzing sales data for a product over five months yielding monthly sales of 10, 15, 5, 30, and 60 units. Calculate mean and median sales. Discuss which measure would be more beneficial for making a decision about production.
Consider how the average might mislead when one month dramatically stands out from the rest.
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