Card 1 of 8
EasyStudy card 1
Prompt
What should you inspect before reading values from a graph?
Answer
Title, axis labels, units, scale intervals, legend, and any notes.
MathProblem-Solving & Data Analysis
Flashcards
Data Analysis Flashcards
Recall graph reading, comparison language, and evidence limits.
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Session progress0 of 8 studied
Card 1 of 8. Answer hidden.
Card 2 of 8
MediumStudy card 2
Prompt
What does slope represent in a data graph?
Answer
The change in the vertical variable per unit change in the horizontal variable.
Card 3 of 8
MediumStudy card 3
Prompt
A rate rises from 20% to 25%. What is the percentage-point increase?
Answer
5 percentage points.
Example
The relative percent increase is 25%, not 5%.
Card 4 of 8
MediumStudy card 4
Prompt
How can a truncated axis mislead?
Answer
It can make a modest absolute difference look visually dramatic.
Card 5 of 8
MediumStudy card 5
Prompt
Interpolation versus extrapolation?
Answer
Interpolation estimates within observed data; extrapolation extends beyond it and is usually less reliable.
Card 6 of 8
MediumStudy card 6
Prompt
What can an observational scatterplot establish?
Answer
An association, not causation by itself.
Card 7 of 8
MediumStudy card 7
Prompt
What must a valid data comparison keep aligned?
Answer
The same variables, units, categories, and time periods.
Card 8 of 8
HardStudy card 8
Prompt
How do you test whether data support a claim?
Answer
Translate the claim into a specific measurable pattern, then check every part against the display.
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