Week - 5:    Assessment of Scale Reliability and Validity

Unit - 5:    Assessment of Scale Reliability and Validity

  • Concept of the reliability of  a scale
  • Sources of error
  • Estimate(cronbach)  of various types of reliability and  their cronbach
  • Internal consistency/ coefficient alpha
  • Test retest reliability, Split half reliability
  • uses of the reliability coefficient
  • analysis of various (ANOVA)  Approach to reliability