Given the limited number of items that can be included on a test or inventory, test developers

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Given the limited number of items that can be included on a test or inventory, test developers must often make difficult decisions regarding the proportion of items that can be used to assess each dimension of a construct. For each of the following multidimensional tests, determine the proportion of items you would choose to assess each of the specified dimensions. For each test, ensure the total proportion of items sums to 100% across dimensions. Justify your determination for each test.

1. A knowledge test of local residential electrical codes assesses knowledge of

(a) municipal,

(b) county, and

(c) state electrical codes.


2. A midterm exam for a high school algebra course assesses each of the following topics:

a. Working with variables

b. Solving equations

c. Solving word problems

d. Polynomial operations

e. Factoring polynomials

f. Quadratic equations

g. Graphing linear equations

h. Inequalities


3. A structured interview used to select salespersons is intended to assess each of the following characteristics of the applicant:

a. Ability to communicate verbally

b. Planning and organization

c. Persuasiveness

d. Anxiety in social situations


4. A measure of religiosity is composed of the following dimensions:

a. Religious beliefs

b. Religious practices

c. Religious knowledge

d. Religious feelings (mystical experiences, sense of well being, etc.)

e. Religious effects on personal behaviors.

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Measurement Theory In Action

ISBN: 9780367192181

3rd Edition

Authors: Kenneth S Shultz, David Whitney, Michael J Zickar

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