Using Likert-Type Scale Items,Professor Wong Developed an Index to Assess

question 70

Multiple Choice

Using Likert-type scale items,Professor Wong developed an index to assess job morale.Wong administered the index to 2,000 workers and found that a few of the responses were missing.Which of the following strategies would be BEST for Wong to use?

• A)exclude the cases that contained the missing data from the analysis.
• B)assign the middle value to cases with missing data.
• C)analyze the cases that had missing data to interpret their meaning.
• D)assign values at random.
• E)give up and start over again.

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Definitions:

Visual Perception

The ability to interpret and make sense of visual information from the environment through the process of sight.

Absolute Sensory Threshold

The minimum intensity of a stimulus that is required for a person to detect its presence 50% of the time.

Audition

The process of hearing or the ability to perceive sound by detecting vibrations via an organ such as the ear.

Rods

Photoreceptor cells in the retina of the eye that are highly sensitive to light and enable vision in low-light conditions.