A PSY 270 Module 3 selection memo comparing predictors by validity evidence, recommending a structured interview, work sample and realistic job preview for an entry-level technical role, and describing validation and fairness checks. Searches like "psy 270 module 3 assignment", "psy270 module 3 selection system memo" and "psy 270 module 3 example" land here.
The PSY 270 Module 3 example, in full
Memorandum
To: Founders and Farm Managers, Brightleaf Growers (composite)
From: [Student Name], I/O Psychology Consultant
Date: [Date]
Re: Replacing the current grow technician hiring process
Recommendation
I recommend replacing the current hiring process for grow technicians with three steps: a realistic job preview before application, a 30-minute work sample test and a structured interview scored by two interviewers. Each step targets requirements identified in the job analysis, and each is supported by research showing it predicts job performance better than the methods now in use. The process should be tried at one farm for six months and evaluated before adoption at both.
What Is Wrong With the Current Process
Brightleaf currently screens applications for farming or gardening experience and then holds a conversational interview with the farm manager, who makes a decision on the spot. Neither method matches the job. The job analysis found that grow technician work is mainly measuring, recording and diagnosing, and that the entry-level requirements are measurement accuracy, attention to detail, procedure following, calm response to alarms and clear communication. Farming experience does not indicate any of these, and it may attract applicants expecting outdoor physical work who then leave. Schmidt and Hunter (1998), in a widely cited review, estimated the validity of years of job experience for predicting performance at only .18. The informal interview has two problems: questions differ from candidate to candidate, and decisions rely heavily on impressions formed in the first minutes.
What the Evidence Says
Table 1 compares predictors relevant to this role using the most recent large reanalysis of selection research. Sackett et al. (2022) showed that earlier meta-analyses had overcorrected for range restriction, which inflated several estimates, and their revised figures are .10 to .20 lower for many methods, although most keep their rank and structured interviews come out on top.
Table 1
Validity of Selection Predictors for Job Performance
| Predictor | Revised mean validity | Fit with grow technician role |
|---|---|---|
| Structured interview | .42 | High; can target procedure following, alarm response and communication |
| Job knowledge test | .40 | Low at entry; the knowledge is taught after hire |
| Work sample test | .33 | High; can test measurement and recording directly |
| General cognitive ability test | .31 | Moderate; relevant but raises fairness concerns |
| Conscientiousness measure | .19 | Moderate; relates to detail and reliability |
| Unstructured interview | .19 | Current method; weak |
Note. Validity estimates from Sackett et al. (2022). Fit ratings based on the Brightleaf job analysis.
The Recommended Process
Step one is a realistic job preview. A three-minute video filmed in the grow rooms, with technicians describing night shifts, sanitation rules, alarm response and the monitoring routine, will be posted with the job ad. Applicants who want outdoor farm work will select themselves out before anyone's time is spent, which addresses the early turnover the company has experienced.
Step two is a work sample. Candidates will be given a printed nutrient log with readings from a simulated grow tower, asked to calculate two dosing adjustments, record them accurately and write a three-sentence handoff note for the next shift. Scoring uses a key for the calculations and a checklist for the note. The test takes 30 minutes, measures three of the core entry-level requirements directly and looks like the job, which candidates tend to see as fair.
Step three is a structured interview. Two interviewers will ask six questions drawn from the job analysis, three about past behavior, for example a time the candidate followed a procedure they disagreed with, and three situational, for example what they would do if a humidity alarm sounded while they were alone on a night shift. Each answer is scored on a 1-to-5 anchored scale, and interviewers score independently before discussing. Levashina et al. (2014) reviewed the research and found that structure, including standardized questions, anchored rating scales and multiple interviewers, improves the reliability and validity of interviews. The farm manager will still interview; the difference is that every candidate is judged on the same job-related evidence.
Why Not a Cognitive Ability Test
General cognitive ability predicts performance across most jobs, and a short test would be inexpensive. However, Sackett et al. (2022) paired each procedure's validity with its mean Black-White score gap, and cognitive tests carry a wider gap than structured interviews, so a test of this kind increases the risk of adverse impact and legal challenge. Since the work sample already measures the specific reasoning the job requires, the added predictive value of a general test is likely to be small for this role, and I do not recommend it at this stage.
Checking That It Works and Is Fair
The pilot farm will hire with the new process for six months while the other continues as before. For each new technician, we will record work sample and interview scores, 90-day supervisor ratings on the core tasks, data entry error rates and whether the person is still employed at six months. If scores relate to performance and retention, the process has local evidence of validity, and it can be extended. We will also monitor selection rates by sex, race and ethnicity at each step, applying the four-fifths guideline used by federal enforcement agencies, and review any step that shows a disparity. Interviewers will receive a two-hour training session before the pilot, and a sample of interviews will be scored by a second pair to check consistency.
Cost and Next Steps
The main costs are interviewer time and the video, which can be filmed on a phone. Against the cost of replacing more than a third of technicians each year, the investment is small. With your approval, I will draft the interview questions and scoring anchors with two experienced supervisors this month.
References
Levashina, J., Hartwell, C. J., Morgeson, F. P., & Campion, M. A. (2014). The structured employment interview: Narrative and quantitative review of the research literature. Personnel Psychology, 67(1), 241-293. https://doi.org/10.1111/peps.12052
Sackett, P. R., Zhang, C., Berry, C. M., & Lievens, F. (2022). Revisiting meta-analytic estimates of validity in personnel selection: Addressing systematic overcorrection for restriction of range. Journal of Applied Psychology, 107(11), 2040-2068. https://doi.org/10.1037/apl0000994
Schmidt, F. L., & Hunter, J. E. (1998). The validity and utility of selection methods in personnel psychology: Practical and theoretical implications of 85 years of research findings. Psychological Bulletin, 124(2), 262-274. https://doi.org/10.1037/0033-2909.124.2.262
How this PSY 270 Module 3 example is structured
The memo gives the recommendation first, then explains what is wrong with the current process in terms of validity. A table compares predictors using published estimates, including a recent reanalysis that revised older figures. The recommended process is described step by step and tied to the job analysis, and the memo closes with how Brightleaf will test whether the new process works.
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Send your PSY 270 Module 3 prompt and rubric with the job or scenario involved. A selection memo weighing predictors against validity evidence comes back within 24 to 48 hours; the first is free. The paper above is an original model document written by our desk, not a submitted student paper and not an official Southern New Hampshire University document.
PSY 270 Module 3 questions, answered
What does PSY 270 Module 3 focus on?
The third module usually addresses recruitment and selection: the predictors organizations use to choose employees, how validity and reliability are judged, legal and fairness concerns and how selection connects to the job analysis.
What is predictive validity?
Predictive validity is the extent to which scores on a selection method, such as an interview or test, relate to later job performance. It is usually expressed as a correlation; higher values mean the method distinguishes better between people who will perform well and those who will not.
Why are structured interviews better than unstructured ones?
Structured interviews ask every candidate the same job-related questions and score answers against defined standards, which reduces the influence of first impressions, similarity and interviewer inconsistency. Meta-analyses consistently find they predict job performance better than informal conversations.