Effect of Age and Culture Diversity on the Performance of Quality Control Organizations in Nairobi County, Kenya


  • Abdiwahid A. Rumana Management University of Africa
  • Dr. Cecilia Mutuku Management University of Africa


Age diversity, Cultural diversity, Performance and Quality control organizations


Diversity and inclusion strategy is essential for companies to be competitive on a global scale, with many crediting diversity and inclusion for assisting them achieve their business objectives. It is critical to organization performance in terms of innovation, creativity in addition to attracting and more importantly retaining key talent. However, cases of discrimination are still prevalent and workforce parity are still existing. The study established the effect of age and culture diversity on the performance of quality control organizations in Nairobi County, Kenya. The target population of the study was 107 quality control organizations located in Nairobi County and a sample size of 128 respondents was selected for the study. These included the assistant human resource manager, departmental supervisors and staff. Questionnaires were used to collect the data that was analyzed using descriptive and inferential statistics. The Pearson product movement correlation coefficient (r) was used to determine the strength of the relationship between age, cultural diversity and performance of quality control organizations. A multiple regression model was used to test the significance of the effects of the age and cultural diversity on the performance. Findings indicated that age diversity was positively and significant related with performance. Similarly, cultural diversity was positively and significantly related with performance. The study concluded that age diversity and cultural diversity affected the performance of quality control organizations in Kenya. The study recommended that the implications management should be mindful of in order to build a healthy working environment within the circles of workplace diversity. More so, the research recommended that managers should have a more positive and proper perception regarding the implementation of workplace diversity.

Keywords: Age diversity, Cultural diversity, Performance and Quality control organizations

Author Biographies

Abdiwahid A. Rumana, Management University of Africa

Postgraduate Student

Dr. Cecilia Mutuku, Management University of Africa



Akiwumi, F. A. (2008). Strangers and Sierra Leone mining: cultural heritage and sustainable development challenges. Journal of cleaner production, 84, 773-782.

Ashton (2010), the dimensions of diversity. 18 May 2010. Ashton Fourie: Blog. http://ashtonfourie.com/blog1/2010/05/18/the-dimensions-of-diversity.

Backes-Gellner, U., &Veen, S. (2009). The impact of aging and age diversity on company performance. Available at SSRN 1346895.

Canella, Albert A. Jr., J. Park, H. Lin. (2008). T op Management Team Functional Background Diversity and Firm Performance: Examining the Roles of Team Member Colocation and Environmental Uncertainty. Academy of Management Journal 54(4):768 -784.

Coleman, J. (2013). Six components of a great corporate culture. Harvard Business Review, 5(6), 2013.

Dike, P. (2013).The impact of workplace diversity on organizations, Degree Programme in International Business.

Dike. P. (2003).Impact of workplace diversity on organizations. Unpublished thesis.

Gacheri, M. (2012).Effects of Workforce Diversity Management on Employee Performance in the Banking Industry in Kenya, Unpublished Thesis, University of Nairobi.

Hamilton, Barton H., J. A. Nickerson, H. Owan. (2004). Diversity and productivity in production team s. Working Paper, Washington University, St. Louis.

Helou, S., & Viitala, T. (2007). How Culture and Motivation Interacts. A Cross-Cultural Study. Horwitz, Sujin K., I. B. Horwitz. (2007). The Effects of Team Diversity on Team Outcomes: A Meta-Analytic Review of Team Demography. Journal of Management 33(6): 987-1015.

Korte, R. F. (2007). A Review of Social Identity Theory with Implications for Training and Development.Journal of European Industrial Training, 31(3):166-180.

Kothari, C. (2004). Research Methodology: Methods & Techniques, 2nd edition. New age International Publishers, New Delhi, India.

Kulik, C. T., & Bainbridge, H. T. (2006). HR and the line: The distribution of HR activities in Australian organisations. Asia Pacific Journal of Human Resources, 44(2), 240-256.

Mondo, N. N. (2014). Pioneer women leaders in Kenya: Learning from experience (Doctoral dissertation, Teachers College, Columbia University).

Mugenda, O. Mugenda (2003) Research Methods: Quantitative and Qualitative Approaches.

Nairobi: ACTS.

Ndaire. E. (2010).Perceived benefits of workforce diversity policies and practices: A case study of Hilton Hotel, Nairobi. Unpublished Thesis.

Nishii, L. H., Gotte, A., & Raver, J. L. (2007). Upper echelon theory revisited: The relationship between upper echelon diversity, the adoption of diversity practices, and organizational performance.

Page, Scott E. (2007).The Difference: How the Power of Diversity Creates Better Groups, Firms, Schools, and Societies. Princeton University Press, Princeton.

Pelled, L. H., Eisenhardt, K. M., & Xin, K. R. (1999). Exploring the black box: An analysis of work group diversity, conflict and performance. Administrative science quarterly, 44(1), 1-28.

Prat, A. (2002). Should a team be homogeneous? European Economic Review 46(7) 1187 - 1207.

Richard, Orlando C., R. M. Shelor. (2002). Linking top management team age heterogeneity to firm performance: Juxtaposing two mid-range theories. International Journal of Human Resource Management 13 (6) 958 -974.

Tajfel, H. (1982). Social identity and Intergroup Relations. Cambridge, UK. Cambridge University Press.

Tajfel, H., & Turner, J. C. (1986).The Social Identity Theory of Intergroup Behavior. In S. Worchel & W. G. Austin (Eds.).




How to Cite

Rumana, A. A., & Mutuku, D. C. (2017). Effect of Age and Culture Diversity on the Performance of Quality Control Organizations in Nairobi County, Kenya. Journal of Strategic Management, 1(2), 1–13. Retrieved from https://stratfordjournals.org/journals/index.php/journal-of-strategic-management/article/view/63