Descriptive Statistics

Site: Young Education
Course: Statistics
Book: Descriptive Statistics
Printed by: Guest user
Date: Friday, 25 September 2026, 1:19 AM

1. Measures of Centre

Learning outcomes
  • I can calculate the mean.
  • I can calculate the median.
  • I can calculate the mode.
  • I can compare measures of centre.
  • I can select appropriate measures for different datasets.

2. Measures of Spread

Learning outcomes
  • I can calculate the range.
  • I can calculate the interquartile range.
  • I can calculate the variance.
  • I can calculate the standard deviation.
  • I can interpret measures of variability.

3. Percentiles and Standard Scores

Learning outcomes
  • I can calculate percentiles.
  • I can interpret percentile rankings.
  • I can calculate z-scores.
  • I can compare observations using standard scores.
  • I can interpret standardized data.

4. Shape of Distributions

Learning outcomes
  • I can identify symmetric distributions.
  • I can identify skewed distributions.
  • I can recognise outliers.
  • I can interpret distribution shape.
  • I can compare different datasets.

5. Box Plots and Histograms

Learning outcomes
  • I can construct box plots.
  • I can construct histograms.
  • I can compare multiple distributions.
  • I can identify spread and outliers graphically.
  • I can interpret statistical graphs.