Data Analysis: Descriptive Statistics Flashcards
1
Q
Mean
A
add them all up and divide by the number
2
Q
median
A
the middle value
3
Q
mode
A
most frequently occurring
4
Q
mean evaluation
A
most sensitive and representative
easily distorted
5
Q
median evaluation
A
not affected by extreme values
less sensitive than the mean
6
Q
mode evaluation
A
easy to calculate
crude, unrepresentative
7
Q
range
A
subtract the lowest from the highest and add 1
8
Q
standard deviation
A
measures how much scores deviate from the mean
9
Q
range evaluation
A
easy to calculate
may be unrepresentative of the data set
10
Q
standard deviation evaluation
A
much more precise than the range
can be distorted by extreme values
