University of Connecticut University of UC Title Fallback Connecticut

EPSY 5601 Summer Day 6 Outline

Subject Characteristics

  • Constants
  • Variables
    • Independent
    • Dependent
    • Moderator
    • Extraneous

Raw Score
Standardized Score (z, T, IQ, GRE/SAT)

Average (Measures of Central Tendency)

  • Mean
  • Mode
  • Median

Spread (Measures of Variation

  • Range
  • Variance
  • Standard Deviation (Samples/Populations)

Stats with Excel

Areas Under the Normal Distribution (68 / 95.4 / 99.7)

  • Symmetrical
  • Unimodal
  • Bell Shaped
  • Asymptotic
  • Mean/Mode/Median Centered

Area Under the Normal Curve Calculator

Skews

  • Negative
  • Positive

Kurtosis

  • Leptokurtic
  • Platykurtic

Survey Research

Relationship between the Sample and the Population

Types of Populations

  • Target
  • Accessible

Generalizable

Types of Sampling

  • Simple Random Sample
  • Stratified Random Sample
  • Systematic Sample
  • Cluster Random Sample
  • Convenience Sample
  • Purposive Sample

Random Number Table
Confidence Interval
Confidence Level
Sample Size Calculator
Sample Size

Reasons for larger than normal samples

Survey Research Designs

  • Cross Sectional
  • Longitudinal
    • Trend
    • Panel
    • Cohort

Data Collection Types

  • Direct administration to a group
  • Mail survey
  • Telephone survey
  • Web survey
  • Personal interview

Nonrespondents versus respondents

Types of Survey Questions

  • Open-ended
  • Closed or Fixed Responses
    • Yes/No or True/False questions
    • Multiple choice questions
    • Rating scales
    • Ranking questions