Question

The Wallace Company of Houston is a distributor of pipes, valves, and fittings to the refining, chemical, and petrochemical industries The company was a recent winner of the Malcolm Baldrige National Quality Award. One of the steps the company takes to monitor the quality of its distribution process is to send out a survey twice a year to a subset of its current customers, asking the customers to rate the speed of deliv-eries, the accuracy of invoices, and the quality of the pack-aging of the products they have received from Wallace. a. Describe the process studied. b. Describe the variables of interest. c. Describe the sample. d. Describe the inferences of interest. e. What are some of the factors that are likely to affect the reliability of the inferences?

Answer 1

Factors and distribution systems that are likely to affect the reliability of the inferences are as follows;

A.The Wallace Company distributes pipes, regulators, and fittings to the refinery, industrial, and petrochemical industries.

B. The timeliness of delivery, the correctness of invoicing, and the product packing quality.

C. Send a survey to a subset of existing clients twice a year, asking them to assess the timeliness of delivery, the correctness of invoicing, and the attractiveness of the packing minutes.

D. Gaining knowledge of the distribution chain for pipes, valves, and fittings.

E. Customers who were chosen to get the survey. If this sample does not reflect all of the consumers, the erroneous conclusion might be drawn.

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