Blog

For an item analysis, there were 100 students in the upper group and 100 students in the lower  group (200 total).  The data are the percentage in each group choosing each option, with correct answers marked by an asterisk (*):                      (a)       (b)       (c)       (d) upper       10       03     77*    10 lower       21        29       11*     39 What is the discrimination index for this item (as a proportion)?

If advances in robotics, automation, and artificial intelligence lead to the elimination of jobs, and the people who held those jobs need to learn new skills to find new jobs, those people would be considered

A nurse is reviewing the laboratory results of a patient with hyperparathyroidism. Which of the following findings would be expected?

Preschoolers enjoy:

Year CPI 2023 175 2024 180   Suppose that the data in the table above reflect price levels in the economy. What is the inflation rate between 2023 and 2024?

An appropriate birthday present for your two-year-old nephew would be a:

To develop children’s self-concept, it is important to provide creative materials and activities that the children can work on with limited instruction.

When a child plays side by side with other children without direct involvement, this is called ___________.

In music activities, young children should:

From the perspective of item response theory, item bias means that, for example, gender: