Item statistics for the final version with Item Number (No), Medium (M), Standard Deviation (SD, skewness, kurtosis, Item Difficulty (pi), Item Total Correlation (rit-i), and α when item is deleted (αdel).
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Item statistics for the final version with Item Number (No), Medium (M), Standard Deviation (SD, skewness, kurtosis, Item Difficulty (pi), Item Total Correlation (rit-i), and α when item is deleted (αdel).
创建时间：
2021-08-27
