Weeks‎ > ‎

Week 04: Descriptive Stats (Central Tendency & Variation)

T, 2/21: NO LAB - CH2.2: Central Tendency

Due: your individual SPSS datasets by noon today!

In-class: lecture

  • Modality of a Distribution

  • Skewness

  • Measures of Central Tendency

  • Quartiles, Deciles, and Percentiles

  • see Topic 4

Th, 2/23: CH2.3: Variation

Due: TopH CH2 HMWK: due 2/23

In-class: lecture

  • Dispersion of Scores (Variability)

  • Population Variance and Standard Deviation

  • Sample Variance and Standard Deviation

  • Rounding Rules

  • Case Study: Statistics Aren't the Whole Story

  • see Topic 4