TABLE 10-7 A Buyer for a Manufacturing Plant Suspects That His Primary

question 79

Short Answer

TABLE 10-7
A buyer for a manufacturing plant suspects that his primary supplier of raw materials is overcharging. In order to determine if his suspicion is correct, he contacts a second supplier and asks for the prices on various identical materials. He wants to compare these prices with those of his primary supplier. The data collected is presented in the table below, with some summary statistics presented (all of these might not be necessary to answer the questions which follow). The buyer believes that the differences are normally distributed and will use this sample to perform an appropriate test at a level of significance of 0.01.
Primary Secondary
Material Supplier Supplier Difference
1 $55 $45 $10
2 $48 $47 $1
3 $31 $32 -$1
4 $83 $77 $6
5 $37 $37 $0
6 $55 $54 $1
Sum: $309 $292 $17
Sum of Squares: $17,573 $15,472 $139
-Referring to Table 10-7, the decision rule is to reject the null hypothesis if ________.

Recognize appropriate and effective openings for claim and thank you messages.

Identify best practices for writing instructional messages to foster positive outcomes.

Learn the components of effective claim and adjustment messages to resolve issues.

Distinguish between effective and ineffective promotional material inclusion in customer responses.

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Definitions:

James-Lange Theory

A theory of emotion proposing that emotions result from our interpretations of our bodily reactions to stimuli.

Determinants

Factors or elements that contribute to a specific outcome or condition; in health, these could include genetic, lifestyle, and environmental factors.

Physiological

Referring to the functions of living systems and organisms, including their physical and chemical processes.

Two-factor Theory

The two-factor theory of emotion suggests that emotional experiences arise from a combination of physiological arousal and cognitive interpretation of that arousal.