Statistics

Mean, Median, Mode

Measures of central tendency

  • Primary school
  • about 3 min
  • 1 of 4 in the family
Not started
23357910x̄=5.6med=5

Data (comma-separated)

x̄ = 5.571 (mean)

med = 5 (median)

Mode = 3 (freq=2)

xˉ=2+3+3+5+7+9+107=5.57\bar{x} = \frac{2+3+3+5+7+9+10}{7} = 5.57

Mean reacts to outliers. Median (middle value when sorted) is more robust. Mode = most frequent value.