Exact(2)
We evaluated these current practices, considering three distinct steps (item generation, theoretical analysis, and psychometric analysis).
Data analysis was performed, using the following sequence of steps: Item means, standard deviations, and medians were calculated in combination with visual inspection of histograms and Q-Q plots in order to detect floor or ceiling effects.
Similar(58)
In successive steps, items were reduced from an initial pool of 142 to a 97-item beta version.
In fact, the one out-of-step item in this cavalcade of whimsy and wish-fulfilment is Star Trek itself.
Thus in the second step item Interested in others has been removed, in the third step item Confident and so on.
The two-step item selection process is described in Tables 4 and 5.
The extensive literature search and the multi-step item selection through reviews by experts in the field as well as through cross-cultural patient feedback interviews resulted in an elaborate item list for the assessment of fatigue in cancer patients.
In a second step, items were evaluated by three psychologists including the lecturer-in-charge, all three experts in Holland's theory and RIASEC.
In a subsequent step, items were elaborated for each construct.
In a first step, items showing local dependency were deleted (76 items).
At this step, items showing cross-loadings or loadings less than 0.30 were eliminated (n = 32).
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