Section 2.4-2.5 Word Scramble
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Term | Definition |
Frequency Polygon | Uses line segments connected to points directly above class midpoint values. |
Relative Frequency Polygon | Uses relative frequencies (proportions or percentages) for the vertical scale. |
Ogive | A line graph that depicts cumulative frequencies. |
Dot Plot | Consists of a graph in which each data value is plotted as a point (or dot) along a scale of values. Dots representing equal values are stacked. |
Stemplot (or Stem-and-Leaf Plot) | Represents quantitative data by separation each value into two parts: the stem (such as the leftmost digit) and the leaf (such as the rightmost digit) |
Bar Graph | Uses bars of equal width to show frequencies of categories of qualitative data. Vertical scale represents frequencies or relative frequencies. Horizontal scale identifies the different categories of qualitative data. |
Multiple Bar Graph | Has two or more sets of bars, and is used to compare two or more data sets. |
Pareto Chart | A bar graph for qualitative data, with the bars arranged in descending order according to frequencies. |
Pie Chart | A graph depicting qualitative data as slices of a circle, size of a slice is proportional to frequency count. |
Scatter Plot (or Scatter Diagram) | A plot of paired (x,y) data with a horizontal x-axis and a vertical y-axis. Used to determine whether there is a relationship between the two variables. |
Time-Series Graph | Data that have been collected at different points in time: time-series data. |
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