When the Power Is Switched Off,everything in ____ Is Lost

question 21

Multiple Choice

When the power is switched off,everything in ____ is lost.

• A) main memory
• B) secondary storage
• C) hard disks
• D) floppy disks

Understand the significance of content, concurrent, and construct validity in the evaluation of test effectiveness.

Recognize the role of correlation in assessing the relationship between test scores and other variables.

Know the steps involved in selecting, administering, and evaluating the effectiveness of tests.

Grasp the importance of item characteristic curves (S curves) in Item Response Theory for item analysis.