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12 questions from this quiz
Time series graph
How a variable changes over time
Patterns, trends, and changes
On the horizontal axis (x-axis)
The variable that changes over time
Units of time
Values are increasing over time
Values are decreasing over time
Bar-line graph
Straight vertical lines
∑(f×x)∑f\frac{\sum(f \times x)}{\sum f}∑f∑(f×x)
For distinct categories or values
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