Data Presentation Flashcards
1
Q
Bar chart
A
- Data split into categories
- every item only in one category
- bars no touchy
2
Q
Histogram
A
- continuous data
- bars yes touchy
- x-axis: intervals of a single category
- y-axis: frequency within each interval
3
Q
Scattergram
A
- relationship between two co-variables
- points determined by two numerical scores
- strength and direction of relationship
4
Q
Positive correlation
A
Both variables increase together
5
Q
Negative correlation
A
One variable increases, the other decreases
