TY  - JOUR
T1  - LEADERSHIP STYLES AND THEIR IMPACT ON ORGANIZATIONAL PERFORMANCE IN THE OFFICE OF THE MINISTER OF STATE, GOVERNOR OF DHOFAR IN THE SULTANATE OF OMAN: ORGANIZATIONAL CULTURE AS A MEDIATING VARIABLE
AU  - Alkathiri, Khalid Ghanim Mohammed
AU  - Muthaliff, Mohamed Mihlar Abdul
AU  - Al-tahitah, Ali Nasser Ali
PY  - 2023
DA  - January
JF  - IJASOS- International E-journal of Advances in Social Sciences
JO  - IJASOS
PB  - OCERINT International Organization Center of Academic Research
WT  - DergiPark
SN  - 2411-183X
SP  - 785
EP  - 801
VL  - 8
IS  - 24
LA  - en
AB  - This quantitative study aims to discuss the impact of leadership styles on organizational performance in the office of the Minister of State, Governor of Dhofar in the Sultanate of Oman, and the role of organizational culture as a mediating variable. The research adopted the descriptive analytical approach and the quantitative approach in data collection. The study population consisted of all workers in the office of the Minister of State in Dhofar Governorate, whose number is (3316) employees. A random sample of (348) employees was chosen, according to krejcie & morgans' (1970) table. A questionnaire was developed, by taking advantage of some literatures. It consisted of (66) statements distributed into (3) domains; the first was to measure leadership styles of (25) statements. Organizational culture of (15) statements. Organizational performance of (26) statements distributed in (4) areas. Analytical methods: descriptive analysis to extract means and deviations, Cronbach alpha coefficient, preliminary data analysis, differentiation validity, multiple linear correlation test, coefficient estimation Quadratic correlation or coefficient of determinations, effect size f (2), structural modeling, direct effect test, and mediator effect test. The results showed that the most frequently used leadership style was the democratic style (3.78), followed by transformational style (3.76), and the least used style was the autocratic style (2.86). Leadership styles affected organizational performance with a high effect size (0.517). It also affected the organizational culture with an effect size of (0.391). Finally, organizational culture acts as a mediating factor in the relationship between leadership styles and organizational performance. With (0.261) = β, and the value of t is greater than (1.69), which is (5.932).
KW  - leadership styles
KW  - organizational culture
KW  - organizational performance
CR  - Ali, M. (2019). The Influence of Motivation, Transactional Leadership, Organizational Culture on Performance. In Social and Humaniora Research Symposium (SoRes 2018). Atlantis Press.
Creswell, J. W., & Guetterman, T. C. (2019). Educational research: Planning, conducting, and evaluating quantitative and qualitative research (6th ed.). Pearson.
Creswell, J. W. (2014). Research design: Qualitative, quantitative and mixed methods approaches (4th ed.). Sage. 
Grint, K. 2005. The art of leadership. Oxford University Press. Oxford.
Lynn, M. (1986) Determination and Quantification of Content Validity Index. Nursing Research, 35, 382-386.
Selys, A.S. Rose, J.S. Dieker, L.c. Hedeker, D. & Mermelstein, R.j. (2012). A Practical Guide to Calculating Cohen’s f2, a Measure of Local Effect Size, from PROC MIXED. Front Psychol, (3), 111, doi: 10.3389/fpsyg.2012.00111, PMID: 22529829
ARABIC REFERENCES IN ROMAN ALPHABET
'Abuswar, 'A. Q. (2019). 'Athar Altakhtit Alastiratijii Ealaa Al'ada' Almuasisii Althaqafat Altanzimiat Kamutaghayir Wasiti, Dirasat Tatbiqiat Ealaa Sharikat Awtubash Almahdudat Lilsayaarati, Risalat Dukturat Manshurat, Jamieat Alkhartum, Alsuwdan. 
'Ahmadu, Fa.Al. (2016). Dawr Althaqafat Altanzimiat Kamutaghayir Mueadal fi Alealaqat Bayn Ras Almal Alfikrii Watatwir Al'ada'i: Dirasat Maydaniat Ealaa Aljamieat Alfilastiniat Aleamilat fi Qitae Ghazati, Waraqat Bahthiat Manshuratin, Majalat Aleulum Al'iidariati, Aleadad 1 .
Easkar, Ea. Ea. (2012), Alqiadat Altasharukiat Waealaqatuha Bialthaqafat Altanzimiat Ladaa Mudiri Almadaris Alhukumiat Bimuhafazat Ghazat min Wijhat Nazar Almuealimina, Risalat Majistir, Kuliyat Altarbiati, Jamieat Al'azhar, Filastin. 
Aleawkali, S. (2019), 'Athar Alqiadat Altahwiliat Waealaqatiha Bitahsin Mustawi Alwala' Altanzimii fi Aljamieat Alliybiat Min Wijhat Nazar 'Aeda' Hayyat Altadrisi, Risalat Dukturat Ghayr Manshurtin, Kuliyat Al'iidarat Jamieat Shaat Eilma, Malizia. 
Eiasirati, Ea. 'A. (2003). Al'anmat Alqiadiat Limudiri Almadaris Althaanawiat Waealaqatiha Bidafieiat Almuealimin Nahw Mihnatihim Kamuealimin fi Wizarat Altarbiat Waltaelim Fi Al'urduni, Risalat Dukturat, Kuliyat Aldirasat Altarbawiat Aleulya, Jamieat Euman Lildirasat Aleulya, Al'urdunn. 
Alfahidi, Ei. Al. (2009). 'Anmat Alsuluk Alqiadii Alsaayidat Ladaya Mudiri 'Iidarat Altarbiat Waltaelim Bimuhafazat Taeizu fi Aljumhuriat Alyaminiat Waealaqatiha Bialmunakh Altanzimii min Wijhat Nazar Ruasa' Al'aqsam Aleamilin Maeahum, Risalat Majistir, Kuliyat Aleulum Altarbawiati, Jamieat Alsharq Al'awsat Lildaarisat Aleulya, Al'urdunn. 
Alqahtani, Sa. Si. (2008). Alqiadat Al'iidariat Altahawul Nahw Namudhaj Alqiadii Alealamii, Maktabat Almalik Fahd Alwataniati, Alrayad, Almamlakat Alearabiat Alsaeudiati. 
Almazughi, 'Ab. (2019). 'Athar Qiadat 'Iidarat Almawarid Albashariat Ealaa Al'ada' Altanzimi: Dirasat Halat Sharikat Alkhadamat Aleamat Fare Tarabuls, Libya. 
Musina. S. Bi. (2014). Aleawamil Alharijat Liltakhtit Alastratijii Wa'athariha Ealaa Altanmiat Almustadamat Dirasatan Maydaniatan fi Maktab Wazir Aldawlat Wamuhafiz Zifaar Bisaltanat Eaman. Saltanat Eaman: Risalat Majistir Ghayr Manshuratin. Jamieat Zafari. Kuliyat Altijarat Waleulum Al'iidariati. 
Alyaerbi, Ea. S. (2018). Al'anmat Alqiadiat Waealaqatuha Bial'iibdae Al'iidarii Ladaa Mudiri Madaris Altaelim Al'asasii fi Muhafazat Shamal Alsharqiat Bisaltanat Euman min Wijhat Nazar Aleamilina.
UR  - https://dergipark.org.tr/en/pub/ijasos/article/1225332
L1  - https://dergipark.org.tr/en/download/article-file/2857081
ER  -