What Are the Assumptions for Item-Total Analysis

question 1

Multiple Choice

What are the assumptions for item-total analysis?
I.All items should be measured on an interval or ratio scale.
II.Each item should be normally distributed.
III.The analysis is conducted using Pearson r but can be conducted with Spearman rho if the data are ordinal in nature.

• A)I only
• B)II only
• C)III only
• D)I & II only
• E)I, II, & III

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Definitions:

Cardiac Muscle

Specialized, striated muscle tissue found only in the heart, responsible for contracting and pumping blood throughout the body.

Peristalsis

A sequence of ripple-like muscular contractions that propel food along the digestive system.

Aerobic Respiration

A process that requires large amounts of oxygen and uses glucose to make ATP.

Glucose

A simple sugar that is an important energy source for cells and the main sugar found in the blood, used by the body for energy and metabolic processes.