Question

1. When the purpose of data collection from a cognitive test is to evaluate understanding of a topic, which of the following should be examined:

a.) content validity

b.) predictive validity

c.) concurrent validity

2. As test length increases (but not so much that fatigue becomes a source of error),

(Choose all that apply)

a.) reliability increases

b.) SEM decreases (this answer is correct but another one also)

c.) SEM increases

d.) reliability decreases

3. If the reliability for scores from a 30 trial soccer skills test was .72, what would reliability be if you lengthened the test to 60 trials?

a.) correct answer not given

b.) need more information

c.) .84

4. Use the tennis serve file. Determine the concurrent validity of the serve scores.

a.) Correct answer not given (write correct answer in word file)

b.) .65

c.) .71

Answer 1

1. a.) content validity [because content validity refers to the relevancy of the content and how it meets the purpose dor which it is designed]

2.

c.) SEM increases

d.) reliability decreases [because the standard error of mean increases and also the reliability of the collected data decreases]

Note: If you liked the answer please give an Up-vote, this will be quite encouraging for me, thank you!