The Impact of Workplace Lighting on Employee Productivity: A Historical Perspective, Assignments of Commercial Law

The history of research on the relationship between workplace lighting and employee productivity. From the early studies in the 1920s to the Hawthorne Studies, discover how lighting conditions have been found to significantly influence worker performance and well-being. Understand the key findings and their implications for modern workplaces.

Typology: Assignments

2020/2021

Uploaded on 06/19/2021

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Lighting in the workplace
Introduction:
The working landscape today is more competitive than ever before, with so much
expected of employees’ health and well being in the workplace remains in the
spotlight. it is considered as an essential component of any workplace setting.
Electrical lighting has been a pivotal feature of everyday life for more than 100
years. Our modern lifestyle is not viable without artificial lighting.
Good workplace lighting plays an important role in the creation and maintenance
of a safe and healthy workplace by permitting employees to work efficiently and
comfortably. It is used for many different purposes to ensure visual work can be
done accurately, safely and in comfort to increase timely production and to
ensure security and well being of workers, to make the place better and effective
environment.
Several studies have been conducted have been conducted on study on lighting
with the well being on performance at work with interested findings that it
increased the productivity. In the early 1920s researchers were in broad
agreement that physical conditions in the workplace such as illumination,
temperature, noise and humidity had a significant impact on worker productivity.
They believed that if workers were provided with optimum environmental
conditions, their work rate and performance would inevitably improve. Elton
Mayo – an Australian researcher from Harvard Business School – was the first
researcher to test these ideas. He pioneered a series of now classic studies that
examined the impact of a series of environmental factors like lighting,
temperature and humidity on employee productivity by manipulating levels and
recording employee output.
The Hawthorne Studies ran for more than 15 years and involved the observation,
interviewing and counseling of more than 20,000 workers in factories and other
workplaces of the time. The most significant finding of this research - and what is
now referred to as ‘the Hawthorne Effect’ – was that regardless of the nature of
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Lighting in the workplace

Introduction:

The working landscape today is more competitive than ever before, with so much

expected of employees’ health and well being in the workplace remains in the

spotlight. it is considered as an essential component of any workplace setting.

Electrical lighting has been a pivotal feature of everyday life for more than 100

years. Our modern lifestyle is not viable without artificial lighting.

Good workplace lighting plays an important role in the creation and maintenance

of a safe and healthy workplace by permitting employees to work efficiently and

comfortably. It is used for many different purposes to ensure visual work can be

done accurately, safely and in comfort to increase timely production and to

ensure security and well being of workers, to make the place better and effective

environment.

Several studies have been conducted have been conducted on study on lighting

with the well being on performance at work with interested findings that it

increased the productivity. In the early 1920s researchers were in broad

agreement that physical conditions in the workplace such as illumination,

temperature, noise and humidity had a significant impact on worker productivity.

They believed that if workers were provided with optimum environmental

conditions, their work rate and performance would inevitably improve. Elton

Mayo – an Australian researcher from Harvard Business School – was the first

researcher to test these ideas. He pioneered a series of now classic studies that

examined the impact of a series of environmental factors like lighting,

temperature and humidity on employee productivity by manipulating levels and

recording employee output.

The Hawthorne Studies ran for more than 15 years and involved the observation,

interviewing and counseling of more than 20,000 workers in factories and other

workplaces of the time. The most significant finding of this research - and what is

now referred to as ‘the Hawthorne Effect’ – was that regardless of the nature of

experimental manipulation employed by the researchers, work performance

always increased. No matter what the researchers did, whether they increased or

decreased lighting or temperature or humidity, productivity always appeared to

improved. Sufficient lighting conditions result in the increase in productivity by

10% and reduction in errors by 30%.

Statistical analysis:

Q1: frequency distribution table and simple bar chart for variable

gender.

@1Gender

Frequency Percent

Valid

Percent

Cumulative

Percent

Valid Male 27 54.0 54.0 54.

female 23 46.0 46.0 100.

Q2: grouped frequency table and histogram for variable age.

@1Age (Binned)

Frequency Percent Valid Percent

Cumulative

Percent

Valid 20 - 29 17 34.0 34.0 34.

Q3: Frequency distribution table and simple bar chart for all seven

questions.

Questionnaire 1:

  1. The current lighting is sufficient for executing my tasks.

@1 Light Is Sufficient

Frequency Percent Valid Percent

Cumulative

Percent

Valid Totally Disagree^10 20.0^ 20.0^ 20.

Tend To Disagree 12 24.0 24.0 44.

No Opinion 14 28.0 28.0 72.

Tend To Agree 7 14.0 14.0 86.

Totally Agree 7 14.0 14.0 100.

  1. No glare along or near normal line of sight. @1 No Glare Or Normal line Of Sight Frequency Percent Valid Percent Cumulative Percent Valid Totally Disagree 7 14.0 14.0 14. Tend To Disagree 14 28.0 28.0 42. No Opinion 12 24.0 24.0 66. Tend To Agree 11 22.0 22.0 88. Totally Agree 6 12.0 12.0 100.
  1. No eyes strains or fatigue. @1 No Eye Strains Or Fatigue Frequency Percent Valid Percent Cumulative Percent Valid Totally Disagree 2 4.0 4.0 4. Tend To Disagree 12 24.0 24.0 28. No Opinion 16 32.0 32.0 60. Tend To Agree 18 36.0 36.0 96. Totally Agree 2 4.0 4.0 100.
  1. The current lighting is visually comfortable. @1 Lighting Is Visually Comfortable Frequency Percent Valid Percent Cumulative Percent Valid Totally Disagree 8 16.0 16.0 16. Tend To Disagree 14 28.0 28.0 44. No Opinion 12 24.0 24.0 68. Tend To Agree 6 12.0 12.0 80. Totally Agree 10 20.0 20.0 100.
  1. Overall I feel energetic under current lighting system. @1 Feel Energetic Under Current Lighting System Frequency Percent Valid Percent Cumulative Percent Valid Totally Disagree 18 36.0 36.0 36. Tend To Disagree 9 18.0 18.0 54. No Opinion 9 18.0 18.0 72. Tend To Agree 6 12.0 12.0 84. Totally Agree 8 16.0 16.0 100.
  1. More lighting is required. @2 More Lighting Is Required Frequency Percent Valid Percent Cumulative Percent Valid Totally Disagree 10 20.0 20.0 20. Tend To Disagree 12 24.0 24.0 44. No Opinion 10 20.0 20.0 64. Tend To Agree 9 18.0 18.0 82. Totally Agree 9 18.0 18.0 100.
  1. No glare along or near normal line of sight. @2 No Glare Or Normal line Of Sight Frequency Percent Valid Percent Cumulative Percent Valid Totally Disagree 9 18.0 18.0 18. Tend To Disagree 9 18.0 18.0 36. No Opinion 10 20.0 20.0 56. Tend To Agree 5 10.0 10.0 66. Totally Agree 17 34.0 34.0 100.
  1. The current lighting is mentally comfortable. @2 Lighting Is Mentally Comfotable Frequency Percent Valid Percent Cumulative Percent Valid Totally Disagree 8 16.0 16.0 16. Tend To Disagree 13 26.0 26.0 42. No Opinion 13 26.0 26.0 68. Tend To Agree 11 22.0 22.0 90. Totally Agree 5 10.0 10.0 100.
  1. The current lighting is visually comfortable. @2 Lighting Is Visually Comfortable Frequency Percent Valid Percent Cumulative Percent Valid Totally Disagree 6 12.0 12.0 12. Tend To Disagree 13 26.0 26.0 38. No Opinion 14 28.0 28.0 66. Tend To Agree 10 20.0 20.0 86. Totally Agree 7 14.0 14.0 100.

Q5: Mann-whitney hypothesis for the combine effect of mental and

visual comfort.

Questionnaire 1: Ranks @1 Lighting Is Visually Comfortable N Mean Rank Sum of Ranks @1 Lighting Is Mentally Comfortable Totally Disagree 8 12.94 103. Tend To Disagree 14 10.68 149. Total 22 Test Statistics @1 Lighting Is Mentally Comfortable Mann-Whitney U 44. Wilcoxon W 149. Z -. Asymp. Sig. (2-tailed). Exact Sig. [2*(1-tailed Sig.)] .441b a. Grouping Variable: @1 Lighting Is Visually Comfortable b. Not corrected for ties. Questionnaire 2: Ranks @2 Lighting Is Visually Comfortable N Mean Rank Sum of Ranks @2 Lighting Is Mentally Comfortable Totally Disagree 6 10.42 62. Tend To Disagree 13 9.81 127. Total 19

Test Statistics @2 Lighting Is Mentally Comfortable Mann-Whitney U 36. Wilcoxon W 127. Z -. Asymp. Sig. (2-tailed). Exact Sig. [2*(1-tailed Sig.)] .831b a. Grouping Variable: @2 Lighting Is Visually Comfortable b. Not corrected for ties.