Exercise233

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California State University, Fresno *

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Industrial Engineering

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Feb 20, 2024

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CRIM 50Name: Class Day & Time: Exercise #3: Ch. 6 1. Which of the following is concerned with monitoring predictions of future performance? a. Content validity b. Consistency validity c. Predictive validity d. Construct validity 2. What type of validity is concerned with the adequate representation of test items? a. Content validity b. Predictive validity c. Concurrent validity d. Construct validity 3. A score that you would record is which of the following? a. An error score b. A true score c. A false score d. An observed score 4. A measure of how stable a test is over time is an example of which of the following types of reliability? a. Inter-rater b. Test-retest c. Parallel forms d. Internal consistency 5. You are the customer service officer of North Airline. You have conducted a customer satisfaction survey that includes the customer’s satisfaction with check-in, the flight schedule, on-board service, and the movie option, but you are not sure if all these questions are reliable to measure satisfaction with the airline. Which reliability test would you use? a. Construct b. Test-retest c. Parallel forms d. Internal consistency 6. Inter-rater reliability measures consistency ____________. a. over time b. from form to form c. across different tests d. from rater to rater

CRIM 50Name: Class Day & Time: 7. Which coefficient reflects the occurrence of perfect reliability? a. 1.0 b. 0.5 c. 0.10 d. 2.0 8. Calculate the inter-rater reliability. Rater 1 Yes Yes No No No Yes No Rater 2 No Yes No Yes No No No Inter-rater reliability value: 57% Inter-rater reliability (Circle One): Acceptable Not acceptable

CRIM 50Name: Class Day & Time: 9. The following is the survey result for satisfaction with a hotel. Calculate the internal consistency reliability. The level of satisfaction was measured using the following categories. 1 = Strongly Dissatisfied 2 = Dissatisfied 3 = Neutral 4 = Satisfied 5 = Strongly Satisfied ID Room Comfort Room Cleanness Room Equipment Bathroom 1 Neutral Satisfied Neutral Strongly Dissatisfied 2 Satisfied Neutral Satisfied Satisfied 3 Dissatisfied Dissatisfied Dissatisfied Satisfied 4 Dissatisfied Strongly satisfied Dissatisfied Neutral 5 Neutral Neutral Neutral Neutral 6 Satisfied Satisfied Strongly Satisfied Dissatisfied 7 Satisfied Satisfied Satisfied Neutral Show your work. You may use SPSS or a calculator to calculate the variances. α = ( k k − 1 ) ( s y 2 − ∑ ❑ ❑ s i 2 ❑ ) Category Variances: Com: .810 Cle: .952 Equ: 1.238 Bath: 1.143 Sum of the Variances: .810+.952+1.238+1.143=4.14 Variance of the Sums: 4.476 Internal Consistency Reliability (Circle One): Acceptable Not acceptable

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CRIM 50Name: Class Day & Time: 1. Using SPSS calculate the test-retest reliability for the following data. Copy the SPSS output into your answer. EXAM 2010 EXAM 2011 89 90 90 72 65 86 77 61 82 72 80 65 43 32 69 87 77 70 99 55 84 89 Test-retest Reliability (Circle One): Acceptable Not acceptable

Exercise233

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