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Tanglewood Case 4

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Memorandum

To: Marilyn Gonzalez and Daryl Perrone

From: Maggie Jones

Date: 6 February 2012

Subject: Tanglewood Case 4: Measurement and Validation

Below is an analysis of the potential new selection methods for hiring the Store Associate position. The study of 10 Seattle-based stores resulted in an adequate sample size of 832 applicants. New selectors being evaluated are the retail market knowledge exam, Marshfield customer service biodata questionnaire and essay, Marshfield applicant exam, and personality exam. All stores, including those employing the traditional selection method, collected on education, work experience and interview score correlation to the four indicators of success: citizenship, absence, …show more content…

In contrast, the biodata evaluation is costly but, because it is administered by a third-party, won’t create additional administrative work. Furthermore, if Tanglewood purchases the online version, the set-up costs will be spread over all future applicants resulting in an increasingly small per-applicant cost. The benefits of the data it provides is likely to save money in the future as turnover is reduced.

Assessment of the content validity of various proposed selection techniques by determining how well they match the general requirements of the job
Content validation is most appropriate when there are two few people to form a sample for purposes of criterion-related validation or when criterion measures are either unavailable or of poor quality. Our sample size of 832 is adequate for criterion-related validation and such measures are available. Nevertheless, content validation can be useful.
Content validation begins with job analysis in order to identify tasks, task dimensions and the necessary KSAOs and motivation for those tasks. According to O*Net, the tasks and KSAOs required for a retail sales associate are as follows:

Tasks
• Greet customers and ascertain what each customer wants or needs.
• Open and close cash registers, performing tasks such as counting money, separating charge slips, coupons, and vouchers, balancing

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