Figure 3From: Evaluation of internal reliability in the presence of inconsistent responses Influence of the number of items (m) on Cronbach's alpha (α T for the true responses) for different proportions of positive polarity items (m + /m). There are 20% random responses and 5% fixed responses, no difference between the mean of the random/fixed responses and that of the true responses, and all items are responded on a 5-point Likert scale.Back to article page