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Table 4 Item analysis of the 8 MC reading items from form B (n = 43)

From: Test format effects: a componential approach to second language reading

 

Item type

Mean

Std. deviation

Item discrimination

Corrected item-total correlation

Cronbach’s alpha if item deleted

Item1

Factual

.58

.499

.29

.222

.681

Item2

Vocabulary

.54

.505

.64

.457

.643

Item 3

Factual

.30

.465

.21

.231

.679

Item 4

Rhetorical

.35

.482

.71

.480

.640

Item 5

Negative factual

.56

.503

.43

.257

.676

Item 6

Factual

.37

.489

.57

.200

.684

Item 7

Inference

.28

.454

.36

.246

.676

Item 8

Summary

    Â