Tire Rotation the Manager of a Service Station Is in the in the Process

question 36

Essay

Tire Rotation
The manager of a service station is in the process of analyzing the number of times car owners rotate the tires on their cars.She believes that the average motorist rotates his or her car's tires less frequently than recommended by the owner's manual (two times per year).In a preliminary survey she asked 14 car owners how many times they rotated their cars' tires in the last 12 months.The results are 1,1,2,0,3,3,0,1,0,1,2,3,3,and 1. ​ ​
-{Tire Rotation Narrative} What condition is required in order to analyze this data using a t-test?

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Definitions:

Unobtrusive Measure

Research methods that do not involve direct interaction with the participants, minimizing the influence of the measurement process on the results.

Convergent Validity

The extent to which two measurements of constructs, which are expected to have a theoretical correlation, actually do exhibit a relationship.

Reactivity

The alteration of the behavior of study participants due to their awareness of being observed.

Interval Scale

A type of scale used in measurements that expresses the order of variables and also establishes a defined distance between variables, but lacks a true zero point.