SCENARIO 12-18 A Consulting Firm That Surveyed Consumers' Holiday Shopping Behavior Found

question 157

Short Answer

SCENARIO 12-18
A consulting firm that surveyed consumers' holiday shopping behavior found that the percentage of
consumers from the U.S., Canada, and China who said that they planned to spend more on holiday
shopping were 40%, 34% and 72%, respectively. Random samples of size 150 are selected from each
of the three countries.
You want to test for evidence of a difference among the proportions across the three countries using
the 0.05 level of significance.
-Referring to Scenario 12-18, what is the value of the critical range for the Marascuilo procedure
to test for the difference in proportions between U.S. and Canada using a 0.05 level of
significance?

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Definitions:

Automatic Processing

Mental activities that require minimal effort and consciousness, often occurring without our direct control.

Controlled Processing

refers to the mental process of actively directing attention and effort to a specific task, requiring conscious thought.

Perceptual Priority

The precedence given to certain stimuli over others, allowing them to be processed earlier or more quickly by the sensory system.

Narcissistic

Relating to a personality disorder characterized by an exaggerated sense of self-importance, need for admiration, and lack of empathy.