Job Control, Cognitive Demand, and Production Responsibility

Abstract

This psychological measure, developed by Jackson, Wall, Martin, and Davids in 1993, is designed to comprehensively assess critical dimensions of an employee’s work experience within an organizational setting. The scale focuses on three primary constructs: the extent of job control, the level of cognitive demand, and the degree of production responsibility inherent in a specific role.

The scale is structured into five distinct sub-dimensions. Job control is separated into timing control, defined as the freedom an employee has to determine the scheduling of their work, and method control, defined as the freedom to choose how to carry out tasks. Cognitive demand is split into monitoring demand (the requirement to perform passive monitoring tasks) and problem-solving demand (the need for active cognitive processing to prevent or detect errors). The final dimension, production responsibility, measures the extent to which a job involves accountability for avoiding lost output or damage to expensive equipment.

Keywords

Job Control, Cognitive Demand, Production Responsibility, Timing Control, Method Control, Monitoring Demand, Problem-Solving Demand, Occupational Psychology, Work Design, Job Satisfaction, Organizational Behavior.

Authors

P.R. Jackson, T. D. Wall, R. Martin, K. Davids.

Purpose

The primary purpose of this instrument is to provide a refined and multi-faceted assessment of key job characteristics that influence employee well-being, performance, and reaction to technology changes. It was specifically developed to move beyond generalized measures of control and demand by delineating precise behavioral and cognitive components of job roles, particularly within production and computerized environments.

The scale allows researchers and practitioners to differentiate between various types of control (timing versus method) and demand (monitoring versus problem-solving), offering greater specificity when analyzing the psychological requirements of industrial and manufacturing jobs. This differentiation is crucial for understanding how specific job design elements impact outcomes like anxiety, depression, and job satisfaction.

Construct

The instrument measures a five-factor structure comprising three overarching constructs: Job Control, Cognitive Demand, and Production Responsibility. These factors are critical components in models of occupational stress and job design, particularly the Job Demands-Control model.

The five measured subscales are:

• Timing Control: The autonomy an employee has over the scheduling and pacing of their work activities.
• Method Control: The freedom an employee possesses to determine the specific procedures and approaches used to complete tasks.
• Monitoring Demand: The requirement for passive vigilance and sustained attention to track processes or systems to ensure proper functioning.
• Problem-Solving Demand: The need for active cognitive processing, involving analysis, diagnosis, and resolution of novel or complex errors and issues.
• Production Responsibility: The degree of accountability for preventing material loss (output reduction) and damage to high-value assets or machinery.

Validity

The structural integrity of the measure was established through rigorous statistical testing. Jackson et al. (1993) utilized both exploratory factor analysis and confirmatory factor analysis across two independent samples, confirming the predicted five-dimensional structure of the instrument.

The instrument demonstrated strong theoretical alignment with established psychological outcomes. Job control showed expected positive correlations with employee length of service, high job decision latitude, and increased job satisfaction. Conversely, higher levels of job control correlated negatively with adverse psychological states, specifically employee anxiety and depression (Wall et al., 1996).

Furthermore, both types of cognitive demand (monitoring and problem-solving) correlated positively with overall job control and job decision latitude, suggesting that demanding jobs often provide greater autonomy. The five subscales were also effective in discriminating between different job roles and levels of technological complexity; for instance, roles within fully computerized processes exhibited significantly higher scores on monitoring demand and production responsibility compared to non-computerized settings.

Reliability

The internal consistency of the subscales was assessed using Coefficient Alpha (Cronbach’s Alpha). The results indicated acceptable to strong reliability coefficients for most scales in the Jackson et al. (1993) study:

• Timing Control: .79 to .85
• Method Control: .77 to .80
• Monitoring Demand: .73 to .75
• Production Responsibility: .86 to .90

The Problem-Solving Demand scale showed slightly lower, though still acceptable, consistency, with alpha values ranging from .50 to .67. Subsequent research by Wall, Jackson, Mullarkey, and Parker (1996) found that combining method control and timing control into a single, broader control scale yielded a high coefficient alpha of .86.

Test-retest reliability estimates (Jackson et al., 1993) demonstrated moderate temporal stability over time: Timing Control (r = .50), Method Control (r = .57), Monitoring Demand (r = .51), Problem-Solving Demand (r = .43), and Production Responsibility (r = .42).

Factor Analysis

The factorial structure of the Job Control, Cognitive Demand, and Production Responsibility measure was robustly examined using statistical methods designed to confirm underlying dimensions. The initial validation study by Jackson et al. (1993) employed two distinct statistical approaches—exploratory factor analysis (EFA) and confirmatory factor analysis (CFA)—across separate samples of employees.

This dual approach definitively supported the hypothesized structure, confirming that the items loaded onto five distinct, yet related, factors: Timing Control, Method Control, Monitoring Demand, Problem-Solving Demand, and Production Responsibility. This confirmation provides strong evidence for the measure’s construct validity and its ability to separately assess these specific aspects of job design.

Instrument

Test Type: Self-report questionnaire / Psychometric scale

Format: 5-point Likert-type scale

Language Available: English (Original research language)

Population Group: Employees/Workers in production or industrial environments.

Age Group: Adult working population.

Population Details: The original validation studies focused on employees working in manufacturing and production settings, particularly those experiencing varying levels of computerization in their processes.

Test Methodology: Respondents indicate the extent to which they experience each item in their job role using the following anchor points: 1 = not at all, 2 = just a little, 3 = a moderate amount, 4 = quite a lot, and 5 = a great deal.

Keywords

Occupational Health Psychology, Job Design, Work Autonomy, Job Demands-Control Model, Industrial Psychology, Production Environment, Employee Stress, Workload Measurement.

Authors

Author ORCID Identifier: N/A (Not provided in source)

Affiliation Email addresses: N/A (Not provided in source)

Correspondence Address: N/A (Not provided in source)

Permissions & Fee and Test Year

The test was published in 1993. The items were originally published in the Journal of Applied Psychology and are subject to the copyright of the American Psychological Association (APA). Permission for use or reproduction must be obtained from the APA or the original authors.

Reference’s

Jackson, P.R., Wall, T. D., Martin, R., & Davids, K. (1993). New measures of job control, cognitive demand, and production responsibility. Journal of Applied Psychology, 78(5), 753-762. Items were taken from Table 2, p. 757. Copyright © 1993 by the American Psychological Association. Reprinted with permission.

Wall, T. D., Jackson, P. R., Mullarkey, S., & Parker, S. K. (1996). The demands-control model of job strain: A more specific test. Journal of Occupational and Organizational Psychology, 69(2), 153-176.

Items of the Job Control, Cognitive Demand, and Production Responsibility

IMPORTANT: The following scale items must be preserved in their original language and must not be changed in any way.

Responses are obtained on 5-point Likert-type scale where 1 = not at all, 2 =

just a little, 3 = a moderate amount, 4 = quite a lot, and 5 = a great deal.

Timing control items:

1. Do you decide on the order in which you do things?
2. Do you decide when to start a piece of work?
3. Do you decide when to finish a piece of work?
4. Do you set your own pace of work?

Method control items:

1. Can you control how much you produce?
2. Can you vary how you do your work?
3. Do you plan your own work?
4. Can you control the quality of what you produce?
5. Can you decide how to go about getting your job done?
6. Can you choose the methods to use in carrying out your work?

Monitoring demand items:

1. Does your work need your undivided attention?
2. Do you have to keep track of more than one process at once?
3. Do you have to concentrate all the time to watch for things going wrong?
4. Do you have to react quickly to prevent problems arising?

Problem-solving demand items:

1. Do you have to solve problems which have no obvious correct answer?
2. Do the problems you deal with require a thorough knowledge of the production process in your area?
3. Do you come across problems in your job you have not met before?

Production responsibility items:

1. Could a lapse of attention cause a costly loss of output?
2. Could an error on your part cause expensive damage to equipment or machinery?
3. Could your alertness prevent expensive damage to equipment or machinery?
4. Could your alertness prevent a costly loss of output?
5. If you failed to notice a problem, would it result in a costly loss of production?