C207 Calculations Flashcards
1
Q
Z-Score
A
(Data Point - Mean)/Standard Deviation
2
Q
Linear Regression Equation
A
Y = mx + b
3
Q
Simple Index
A
Today on Top/Base on Bottom *100
4
Q
Net Promotor Score (NPS)
A
%Promoters - %Detractors
5
Q
Mean
A
Average of numbers
6
Q
Median
A
Middle Number
7
Q
Mode
KEYWORD: Typical
A
Most Frequent Number
8
Q
Range
A
High Number - Low Number
9
Q
Interquartile Range (IQR)
A
Q3 - Q1
10
Q
Outliers below IQR
A
Q1 - 1.5 * IQR
11
Q
Outliers above IQR
A
Q3 + 1.5 * IQR
