If We Fail to Reject the Null Hypothesis in a Test

question 31

Multiple Choice

If we fail to reject the null hypothesis in a test of significance for a Pearson's r, we conclude that________.

• A) there is a negative association between the variables.
• B) no inference can be made about the relationship of the two variables in the population.
• C) the relationship exists but its direction and strength are unknown.
• D) the variables are related in the population.

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Definitions:

Kanban System

A workflow management method originating from Japan, designed to help visualize work, maximize efficiency, and improve agility by using cards to signal the need to move materials or perform tasks.

Customer Workstation

A designated area or terminal where customers can perform tasks or access services, often in a retail or office setting.

Kanbans

A scheduling system for lean manufacturing and just-in-time manufacturing that signals the need to move materials within a production facility.