For each of the tests of reliability and validity listed on the matrix, prepare a 50- to 100-word description of the test’s application. Describe what conditions these reliability types would be used for as well as when they would be inappropriate. Then, for each test, prepare a 50- to 100-word description of the strengths and a 50- to 100-word description of the weaknesses.
Test of reliability Application and appropriateness Advantages Disadvantages
Internal consistency
Split-half
Test or retest
Parallel and alternate forms
Test of validity Application and appropriateness Strengths Weaknesses
Face validity
Content validity
Criterion related
Construct
Frequencies
Statistics
Math Score Reading Score
N Valid 30 30
Missing 0 0
Mean 81.30 75.63
Median 80.50 78.00
Mode 67a 69a
a. Multiple modes exist. The smallest value is shown
Frequency Table
Math_Score
Frequency Percent Valid Percent Cumulative Percent
Valid 56 1 3.3 3.3 3.3
58 1 3.3 3.3 6.7
67 3 10.0 10.0 16.7
68 1 3.3 3.3 20.0
69 1 3.3 3.3 23.3
72 1 3.3 3.3 26.7
74 1 3.3 3.3 30.0
75 1 3.3 3.3 33.3
77 1 3.3 3.3 36.7
78 3 10.0 10.0 46.7
79 1 3.3 3.3 50.0
82 1 3.3 3.3 53.3
86 1 3.3 3.3 56.7
87 2 6.7 6.7 63.3
88 1 3.3 3.3 66.7
89 3 10.0 10.0 76.7
92 1 3.3 3.3 80.0
97 2 6.7 6.7 86.7
98 3 10.0 10.0 96.7
99 1 3.3 3.3 100.0
Total 30 100.0 100.0
Reading_Score
Frequency Percent Valid Percent Cumulative Percent
Valid 24 1 3.3 3.3 3.3
35 1 3.3 3.3 6.7
54 1 3.3 3.3 10.0
56 2 6.7 6.7 16.7
59 1 3.3 3.3 20.0
60 1 3.3 3.3 23.3
65 1 3.3 3.3 26.7
69 3 10.0 10.0 36.7
73 1 3.3 3.3 40.0
76 1 3.3 3.3 43.3
77 1 3.3 3.3 46.7
78 3 10.0 10.0 56.7
83 1 3.3 3.3 60.0
85 1 3.3 3.3 63.3
87 2 6.7 6.7 70.0
89 3 10.0 10.0 80.0
93 1 3.3 3.3 83.3
96 1 3.3 3.3 86.7
98 2 6.7 6.7 93.3
99 1 3.3 3.3 96.7
100 1 3.3 3.3 100.0
Total 30 100.0 100.0
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