Custom Writing Service: Assess the appraisal instrument and make at least two recommendations for improvement.
- Define and discuss a graphic rating scale as an appraisal instrument.
- Conduct a statistical analysis of the two sets of data using a t-test in Microsoft Excel to determine whether the differences in ratings are statistically significant (include your computations).
- Explain the results of your t-test, including a table/graphic representation and the implications of your results.
- Assess the appraisal instrument and make at least two recommendations for improvement.
- Identify training topics for management to ensure better inter-rater reliability in the future. Include a justification.