Statistics Flashcards
1
Q
Mean
A
Sum fx/fx
2
Q
Class limit
A
Lower: lower class interval +0.5 Upper:upper class interval +0.5
3
Q
Class Range/Width
A
Upper class interval -Lower class interval
4
Q
Frequency Polygon
A
Plot midpoint on x-axis
Plot frequency on y-axis
5
Q
Cumulative frequency
A
Previous frequency + current frequency