Question: Table 11.1 Sample Test Statistics Number of items 100 Number of examinees 92 Mean 75.4 Median 77 Low score 52 High score 93 Alpha 0.754

Table 11.1 Sample Test Statistics
Number of items 100
Number of examinees 92
Mean 75.4
Median 77
Low score 52
High score 93
Alpha 0.754
Standard deviation 7.7
Standard error of measurement (SEM) 3.8
Mean p value 0.754
Mean point biserial index (PBI) 0.36

what is reliability and is the test based on information on the chart above reliable?

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