Measures of Central Tendency Flashcards
1
Q
Mean
A
AVERAGE! Calculated by adding all values together then dividing by total number of values. Most sensitive as includes all values. Most representative of data as a whole. Easily distorted by extreme values.
2
Q
Median
A
MIDDLE VALUE! Easy to calculate and extreme scores don’t effect it. Less sensitive than mean as actual values ignored.
3
Q
Mode
A
MOST FREQUENT VALUE! May be two modes. Easy to calculate but very crude measure. Different from mean and median so not representative of whole data. Also where multiple not very useful. For some only method that can be used (words)
