Statistics

Statistics

Chapter 2 Review

Below is an outline of the major points covered in Chapter 2. You will need to clearly understand the concepts, terms and graphs presented in Chapter 2. You may need to refer back to Chapters 1 and 2 as we progress through the text. All concepts build from each other. You should be able to define and interpret:

Quantitative variables Categorical variables Stem-and-Leaf plots

Bar graphs Line graphs Scatter plots

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Histograms

Pie chart

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Tables

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Ch. 2 Crossword Puzzle

Complete the following crossword using definitions from Chapter 2.

ACROSS

3. An objective measurement based on real numbers 5. Plot that uses specific points on a data set to mark specific coordinates or frequencies 6. Type of graph using a line to connect dots or points for a given data set; typically to represent changes over time

DOWN

1. Data represents specific categories that are not associated with real numbers 2. Chart that makes a circle, which is separated to represent a portion of the whole 4. Type of graph similar to the histogram; uses bars to represent numerical values

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