GPH International Journals
Not a member yet
1629 research outputs found
Sort by
Simulation: A Tool for System Design and Analysis
Get PDFIn order to explain how simulation may be used to build and analyze systems within the framework of systems theory, this research article explores the mutually beneficial connection between simulation and systems theory. In order to understand complex systems, systems theory provides a fundamental viewpoint that emphasizes holism, interconnectedness, emergence, feedback loops, hierarchy, adaptation, and boundary delineation. Because it captures the intricacy of real-world systems, simulations are crucial for thorough examination. By using the framework of systems theory, simulation examines feedback loops, reveals emergent phenomena, and examines interdependencies while allowing for flexibility in response to changing circumstances. The essential idea of creating limits for systems is important for systems theory and simulation as well as for ensuring that researchers concentrate on the most relevant aspects of their studies. This theoretical framework has broad applications in a variety of fields, including environmental science, industry, healthcare, and urban planning. Simulation models are used in manufacturing to improve operations by taking into account the overall structure of production systems. Systems theory and simulation help healthcare providers make evidence-based decisions that improve patient outcomes. Simulation models handle complex connections in traffic management in urban planning, and they evaluate ecosystem dynamics in environmental research under dynamic situations. In summary, this study highlights the complementary nature of systems theory and simulation, demonstrating how this partnership enhances our understanding of intricate systems and facilitates well-informed decision-making in a dynamic environment
IMPACTS OF CONSTRUCTION OF INSTRUCTIONAL RESOURCES ON UPPER BASIC SOCIAL STUDIES STUDENTS ACADEMIC PERFORMANCE IN DELTA STATE, NIGERIA
Get PDFThis study examines the impact of construction of instructional resources on Upper basic Social Studies students’ academic performance in Delta State, Nigeria. The study was guided by two research questions and two null hypotheses. The study adopted the quasi-experimental research design on a population of 850 who were administered treatment chosen through the simple random sampling method of balloting type. The instrument for data collection was the Social Studies Achievement Test (SSAT). Data generated were analyzed using the mean and standard deviation for the stated research questions, while the Analysis of Covariance (ANCOVA) was used to test the formulated null hypotheses at an alpha of 0.05 level of significance. Findings revealed that; there is a significant effect of location on the pretest posttest mean scores on learners and academic performance taught Social Studies with construction learning method and lecture methods; there is a significant effect of sex on the pretest and posttest mean scores on learners academic performance taught Social Studies with construction learning method and lecture method. The study concluded that construction learning method have effect on the pretest posttest mean scores of the learner and that it enhances their cognitive, affective and psychomotor domain of knowledge; equipping the learner based on their characteristics to improvise instructional materials, which have been teacher-centered activities. The study recommended amongst others that teachers of Upper Basic Social Studies should adopt constructive learning method in the delivery of instruction as this method make learning concrete, tangible and effective as against lecture learning method that tends to isolate the students during the delivery of instruction
Effective management of Gen Z human resources in small and medium enterprises
Get PDFGeneration Z (Gen Z) brings about distinctive characteristics and demands in values, attitudes, and approaches to work compared to previous generations. However, if executed effectively, Gen Z human resource management can bring benefits and development opportunities to businesses. This article analyzes important aspects of human resource management, including personnel strategy, enhancing labor productivity, managing labor relations, fostering innovation and competitiveness, and compliance with labor laws. At the same time, it highlights the significant role of SMEs in Vietnam's economy and the specific characteristics of Gen Z. Proposed solutions include creating a flexible work environment, using technology efficiently, encouraging creativity, and training on organizational values and culture. These measures help attract and retain Gen Z talent, creating a positive and effective work environment for sustainable development
The Effect of Seed-Soaking in Cytokinin on the Vegetative Growth of White-Seed Melon (Cucumeropsis mannii Naudin)
Get PDFThe study was conducted to investigate the effect of Cytokinin (6-Benzyl-aminopurine); BAP at two concentrations on the growth of Cucumeropsis mannii and was conducted at the Screen house of the Department of Plant Science and Biotechnology, Rivers State University, Port-Harcourt, Nigeria. Cucumeropsis mannii is a species of melon native to tropical West, Central and East Africa and cultivated widely in a number of countries including Nigeria, Benin republic and Cameroon primarily for its ‘leaves’ rich in nutrients and are of high medicinal value, which are consumed as vegetables in some parts of Benin republic and in some Eastern parts of Nigeria and for its white, flat and smooth seeds called ’Egusi-itoo’ which serves as food and as a source of oil. Viable seeds of Cucumeropsis mannii sterilized in 70% ethanol solution were presoaked in 50ppm and 100ppm concentrations each of BAP for four hours. Data collection was done at an interval of two weeks. The collected data; plant height, number of leaves per plant, leaf area, internode length, fresh weight, dry weight and chlorophyll content were subjected to analysis of variance and tested for significance at 5% level of significance. BAP was effective on enhancing growth as the highest mean number of leaves (11.6), mean leaf area (73.5cm2), mean internode length (5.1cm), mean fresh weight (17.0g), mean dry weight (2.6g) and mean chlorophyll content (35.7spad) was recorded with the use of 50ppm BAP while the highest mean plant height (43.3cm) was recorded in the control. The study established that improvement of vegetative growth of Cucumeropsis mannii which entails availability of healthy green leaves for consumption as vegetables, and for medicinal use, as well as the possibility of improving fruit and seed quality is achievable with the use of 50ppm BAP
Interplay of art and post-independent Nigerian politics in Ola Rotimi’s Our Husband has Gone Mad Again
Get PDFThis paper directs a consideration of facts towards deciphering the nature and composition of politics in Nigeria after the period of colonialism and apartheid rule. Cascading verily from the early part of the post-independence era down to a modern era, a critical analysis will be made of politics through the textual analysis of Ola Rotimi’s Our Husband Has Gone Mad Again.
This paper makes a thematic consideration of Ola Rotimi's 'Our Husband Has Gone Mad Again' and utilizes the storyline which borders superciliously on the political abuse of the post-colonial era and unsatisfactorily shows the extent of disillusionment that accompanied the writing ambience of that time concerning the political sphere.
Ola Rotimi's masterpiece emerged as a descriptive work instigating an exposure of the political era; a time when the political elites became unhealthily preoccupied with power tussle and abuse. Thus, this paper exposes the loopholes by reflecting literally on the theme of Ola Rotimi's play
TRANSFORMATIONAL LEADERSHIP BEHAVIOUR AND CONTINUANCE COMMITMENT IN THE RIVERS STATE CIVIL SERVICE
Get PDFThis study examined the relationship between transformational leadership behaviour and continuance commitment. A sample of 185 randomly selected managerial and non-managerial employees from ten (10) purposively drawn major Oil and Gas companies in the Niger Delta Region of Nigeria. A quasi-experimental research design was used, and data were collected through a cross-sectional survey using a questionnaire. The Spearman Rank Correlation Coefficient using the Statistical Package for Social Sciences (SPSS) Version 15 was used for data analysis.The findings indicated the existence of a strong positive and statistically significant relationship between leaders’ transformational leadership behaviour and continuance commitment in the Nigerian Oil and Gas industry. Specifically, leaders’idealised influence, inspirational motivation, intellectual stimulation and individualized considerationwere revealed to have a strong positive and statistically significant influence on the employees’ personal sacrifices and low alternatives in the Nigerian Oil and Gas industry. Based on these findings, the study concludes that leaders’ transformational leadership behaviourplays a significant role in enhancing continuance commitment in the Nigerian Oil and Gas industry. Specifically, leaders’ idealised influence, inspirational motivation, intellectual stimulation and individualized consideration play a significant role in enhancing the employees’ personal sacrifices and low alternatives in the Nigerian Oil and Gas industry. Other theoretical and practical implications for enhancingemployees'continuance commitment in the Nigerian workplace are presented
AN INVESTIGATION INTO THE MOST PREFERRED SOCIAL NETWORKING SITE AMONG LIBRARY AND INFORMATION SCIENCE STUDENTS OF THE UNIVERSITIES IN SOUTH-SOUTH NIGERIA
Get PDFThe study looked at the social networking sites that library and information science students most like to use to generate content. To eliminate confusion, ten social networking sites were investigated. The researcher's self-created "The Most Preferred Social Networking Site Questionnaire" (MPSNSQ) was used to gather data for the descriptive survey design. To direct the investigation, research questions and hypotheses were developed. A total of 2764 library and information science students from south-south Nigerian institutions made up the population. Since the complete population was chosen for the study, no samples were taken. The questionnaire was analyzed using mean scores, and the hypothesis was tested using a t-test.According to the report, library and information science students chose WhatsApp over Tiktok as their go-to social networking site for information creation. Among the suggestions offered was that the respondents refrain from abusing social media by utilizing it for malicious purposes such as fraud, cyberbullying, and cheating
SERVICES CAPE AND CUSTOMER PATRONAGE OF FUEL STATIONS IN PORT HARCOURT
Get PDFThe research explored the impact of the servicescape on customer loyalty at fuel stations in Port Harcourt. Specifically, it assessed how ambient conditions affect customer loyalty and how spatial layout and functionality influence consumer loyalty at fuel stations in Port Harcourt. The study utilized a descriptive survey research design. The population included fifty-five (55) registered fuel stations in Port Harcourt, Rivers State, along with an indefinite number of customers over 18 years of age residing in the area. Using Topman's formula, the sample size was determined to be 246, but 233 questionnaires were recovered. Judgmental and convenient sampling methods were employed. Data analysis involved descriptive statistics, including frequency and percentage distributions, and the hypotheses were tested using multiple regression models. The findings indicated that ambient conditions (such as lighting) significantly influence customer loyalty at fuel stations in Port Harcourt. Additionally, spatial layout and functionality (including equipment arrangement, ease of entry and exit, equipment functionality, and space availability) also have a significant impact on customer loyalty. The study concluded that employing servicescape dimensions as strategies to enhance customer loyalty at fuel stations is essential, given that both theoretical and empirical evidence demonstrate a positive correlation between servicescape dimensions and customer loyalty. It was recommended that fuel stations should continuously enhance their spatial layout to improve customer comfort, ensuring that their equipment functions properly as a key factor for customer loyalty
Government Expenditure and Economic Growth in Nigeria 1970-2022: ARDL APPROACH
Get PDFThe study examined the effect of public sector expenditure on economic growth in Nigeria for the period 1970-2022 based on data obtain from central bank annual bulletin and world bank and using auto regressive distributive Lag to determine the short run and long run effects of the variable of study. Kernel test was conducted for normality of distribution of data set. the test for stationarity of the data series was performed using two different methods namely, the Augmented Dickey Fuller (ADF) and the Kwiatkowski-Phillips-Schmidt-Shin (KPSS) procedure. While the ADF test is an indirect process of testing for unit roots, the KPSS tests are more direct in terms of the null hypothesis. Recurrent expenditure and total expenditure have significant positive long run impacts on gross domestic product in Nigeria, the effect of capital expenditure is insignificant. Long run effects of public expenditure on economic growth is generally different from the long run effects. It was recommended that government should increase spending in recurrent expenditure to boost economic growt
UNIQUE VALUE PROPOSITION MODELS FOR SELECTED SOCIAL ENTERPRISE PRODUCTS
Get PDFThis study generally aims to develop unique value propositions for selected social enterprise products to reward the owners with an understanding on the attitudes of the customers towards their products. It focused on 4 Social Enterprise products, namely; Green-Tie Enterprise’s Usbong Pencils, Gugu Bags Backpack, Hataw’s Blanket, and Karaw Craftventures Plush toys. A descriptive-evaluative research design was employed by the researchers and administered self- constructed survey questionnaires to determine the customer’s attitudes and focused-group discussions to assess the level of acceptability of the developed Unique Value Proposition Models. The study revealed the following major results; Usbong Pencils is that it is less heavy, cheaper, and ecofriendly as it also maximized opportunities where customers can help in environmental advocacies by spending lesser costs while gaining “positive self-perception or the feeling of being relevant” once they purchase the pencils; Gugu Bag is has strong thread made of jute which made it durable to carry heavy items, has laptop compartment that’s useful for youth and young professionals, and maximized opportunities for customers to provide employment for the community; Hataw blanket’s unique value proposition is that it is a high quality blanket with a hint of culture that has been able to support local weavers' livelihoods; and Karaw Craftventures are sturdy, colorful, and innovative from their designs. It also promotes various societal benefits through support of local artists in the Bicol region, upscaling of scrap materials into artisanal products that helps the environment and provides sustainable livelihood to those belonging to the marginalized sector