Related Experiment Video
Updated: Jul 18, 2026

08:27
Applying an eMASS Customization Program as a Research Tool to Evaluate Consumer Benefits
Published on: September 27, 2019
Testing antecedents to sales performance in postapartheid era: a field study
John E Barbuto1, Liezel Barbuto, Piet De La Rey
1University of Nebraska-Lincoln, Lincoln, NE 68583-0709, USA. jbarbuto@unl.edu
Psychological Reports
|December 13, 2006
Summary
Sales performance predictors like employment contract, job status, and race significantly impacted outcomes. Locus of control and entrepreneurial attitudes showed limited predictive validity in this insurance sales study.
Area of Science:
- Business Administration
- Organizational Psychology
- Sales Management
Background:
- Understanding sales performance drivers is crucial for organizational success.
- Previous research highlights various individual and contextual factors influencing sales outcomes.
- The South African life insurance sector presents unique market dynamics affecting sales roles.
Purpose of the Study:
- To identify key predictors of objectively measured sales performance.
- To assess the influence of locus of control, entrepreneurial attitudes, and biographical factors on sales success.
- To examine the role of employment contract, job status, and race in sales performance differences.
Main Methods:
- Quantitative analysis of data from 245 sales representatives in a South African life insurance company.
- Assessment of locus of control, entrepreneurial attitudes, and biographical history through self-report measures.
- Objective performance metrics included sales figures, net commissions, and lapse ratios from company records.
- Structural equation modeling was employed to test predictive relationships.
Main Results:
- Employment contract, job status, and race were significant predictors of sales performance outcomes.
- Locus of control and entrepreneurial attitudes demonstrated limited predictive validity for performance.
- Objective sales performance metrics varied significantly based on demographic and contractual factors.
Conclusions:
- Demographic and employment-related factors play a substantial role in sales performance within the studied context.
- Individual psychological attributes like locus of control and entrepreneurial attitudes have a weaker predictive link to sales performance than initially hypothesized.
- Findings suggest a need for tailored recruitment, training, and management strategies considering contextual variables in the South African insurance industry.
Related Concept Videos
Persuasion Strategies
Researchers have tested many persuasion strategies, including the foot-in-the door and the door-in-the-face techniques, in a variety of contexts. Ultimately, the principles are effective in selling products and changing people’s attitude, ideas, and behaviors (Cialdini & Goldstein, 2004).
Factorial Design
Factorial Analysis is an experimental design that applies Analysis of Variance (ANOVA) statistical procedures to examine a change in a dependent variable due to more than one independent variable, also known as factors. Changes in worker productivity can be reasoned, for example, to be influenced by salary and other conditions, such as skill level. One way to test this hypothesis is by categorizing salary into three levels (low, moderate, and high) and skills sets into two levels (entry level...
Halo Effect
The halo effect is a cognitive bias in which an individual's overall impression influences judgments about their specific traits. This psychological phenomenon leads people to associate positive characteristics with those they perceive as generally good and negative characteristics with those they view as bad. This effect is particularly influential in social perception, professional evaluations, and decision-making processes.The Psychological Basis of the Halo EffectThe halo effect is rooted...
Surveys
Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
Statistical Methods to Analyze Parametric Data: Student t-Test and Goodness-of-Fit Test
In parametric statistics, two fundamental tests stand out for their utility and wide application: the Student's t-test and goodness-of-fit tests. These tests provide researchers with a robust method for drawing insights from data, testing hypotheses, and making informed decisions based on their findings.
The Student's t-test is a statistical test that examines if there is a statistically significant difference between the means of two groups. This test is instrumental when dealing with data...
The Student's t-test is a statistical test that examines if there is a statistically significant difference between the means of two groups. This test is instrumental when dealing with data...
Social Proof
Social proof is a form of persuasion based on comparison and conformity. People compare their behavior and actions to what others are doing and will change to conform to do what their peers do.
