Ibnu Widiyanto
Jurusan Manajemen Fakultas Ekonomika dan Bisnis Universitas Diponegoro

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Sistem Informasi Kinerja Layanan Laboratorium Medis dengan Metode Six Sigma Dewi, Anindita Kusumastuti; Widiyanto, Ibnu
JSINBIS (Jurnal Sistem Informasi Bisnis) Vol 5, No 2 (2015): Volume 5 Nomor 2 Tahun 2015
Publisher : Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (842.299 KB) | DOI: 10.21456/vol5iss2pp161-170

Abstract

Medical Laboratory currently holds a very important role in medicine. Evaluation of laboratory quality plays a very important to maintain accurate laboratory results. This study aims to design an information system performance based on the same perception of medical laboratory services from customers using Six Sigma methods and frameworks using ServQual questionnaire. Selection of Six Sigma itself is based on this method can measure the extent to which each process deviates from its purpose as well as to reduce the variation of each of the attributes.  Six Sigma DMAIC namely (Define, Measure, Analyze, Improve, Control) preferred because the end result will not yield new products, but only improvements on existing processes. The results of this calculation will be presented in the form of a dashboard for easier management in understanding the results of the evaluation. From the system can be obtained an average value of consumer perceptions terhdap performance today is 2,883, consumer expectations on the performance of 3.3768, the gap between the perceptions and expectations of consumers is -0.4936, customer satisfaction will be the performance of the current 85.37%, the value of 423 360 DPMO and sigma value there at the 2.07664 level. 
Aplikasi Sistem Pendukung Keputusan Untuk Menentukan Harga Layanan Teknologi Informasi Widodo, Edi; Mustafid, Mustafid; Widiyanto, Ibnu
JSINBIS (Jurnal Sistem Informasi Bisnis) Vol 4, No 3 (2014): Volume 4 Nomor 3 Tahun 2014
Publisher : Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (589.726 KB) | DOI: 10.21456/vol4iss3pp194-204

Abstract

The effects of recency of information technology (IT) will be invested impaired, this makes it difficult to assess the information technology investment. This study intend to calculate the production cost of IT services with the activity based costing system method, to assess IT investments. This study make the position of IT department as an independent business that sells services to other departments within the organization (IT as a service - ITaaS). To assess the IT investment carried out in 3 stages, 1) Do departmentalize overhead, 2) Calculate the production cost of IT services,3) Perform investment analysis using cash flow simulation with the net present value method. The result of this study is decision support system information to assist management in determining the implementation of IT investments, to do their own (in-house) or purchased from an outside party (outsourced). In this way, losses due to errors in executing IT investments can be avoided, because the analysis is done prior IT investments held.   Keywords: IT Investment; Net Present Value (NPV); Activity-Based Costing system (ABC);Value chain; IT as a Service (ITaaS)
Metode Forward Chaining Untuk Penentuan Kelayakan Bisnis Usaha Mikro Kurniadi, Dedy; Prahasto, Toni; Widiyanto, Ibnu
JSINBIS (Jurnal Sistem Informasi Bisnis) Vol 6, No 1 (2016): Volume 6 Nomor 1 Tahun 2016
Publisher : Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1026.44 KB) | DOI: 10.21456/vol6iss1pp66-75

Abstract

In this present study has done business feasibility of the micro industrial sector based on the importance of Business Feasibility Study (BFS) on business organization that requires an assessment of the business feasibility process as a benchmark for investors or business owners and also to minimize the business risks that may occur at a later date to be addressed appropriately. This study aims to create a Business Feasibility Information System (BFIS) using a forward chaining. Forward chaining method has a high success rate when applied in various fields. Forward chaining developed for excellent performance in solving various problems. The process of doing a forward chaining requires input variables. The input process covers legal aspects human resources and management environmental aspects marketing aspects aspects of production and financial aspects. Six variables are processed in the database that was later acquired data using inference machine to form a pattern of reasoning that is assembled using forward chaining algorithm. Further reasoning patterns are registered into a database rule to get the address data. Results from this study is a Decision Support System (DSS), which can give a decision on the feasibility assessment and business micro-enterprises in the industrial sector. This device can be developed to help entrepreneurs and investors in the micro industrial sector to assess their business activities
Analis is Faktor-Faktor Yang Me mpe ngaruhi Niat Mengkons ums i Daging Halal(Studi Pada Kons ume n Mus lim di Se marang) Safitri, Afriana; Widiyanto, Ibnu
Diponegoro Journal of Management Volume 2, Nomor 2, Tahun 2013
Publisher : Faculty of Economics and Business Diponegoro University

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Abstract

As the increasing of the consumer need of food, especia lly for meat, it is undeniably that the circulation of unhealthy meat is begin to increase, the unhealthy meat itself is meat that not appropriate with the requirments that already allowed toward domestic products or export import product. Furthermore one of the reason that makes this problem increase is the lack of knowledge and ability of consumers to consider the good and right product (meat) properly and safely. This study is aimed to analyze and provide empirical evidence about whether subjective norm and behavioral control influence on religious awareness on halal products and intention to eat halal meat.The population was the moslem peop le of Semarang who ate red meat. The numberof samples are 100 respondents and the sampling method was accidental sampling.This research  used  a  multip le linear regression  method  with  SPSS  for windows software.The result showed that subjective norm and behavioral control have positive andsignificant impacts on relig ious awareness on hala l products. Further relig ious awareness on  halal  products ,  subjective norm  and  behavioral    control have also  positive and significant impacts on intention to eat halal meat. The most dominant v ariable of model 1 is subjective norm, while for model 2, religious awareness on halal products is the highest influence on intention to eat halal meat.
ANALISIS PENGARUH KEUNGGULAN PRODUK, EFEK KOMUNITAS, TERHADAP SIKAP MEREK DAN IMPLIKASINYA TERHADAP LOYALITAS PELANGGAN (Studi Kasus Warung Sate Sapi Pak Kempleng 1 di Kota Semarang) Rochmawati, Opi; Widiyanto, Ibnu
Diponegoro Journal of Management Volume 2, Nomor 2, Tahun 2013
Publisher : Faculty of Economics and Business Diponegoro University

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Abstract

This study aims to determine how big the influence product excellence, community effect and attitude towards brand of the customer loyalty on beef satay foodstall in Pak Kempleng 1 Semarang. And this research also aims to analyze the most dominant factors that influence on customer loyalty of beef satay foodstall in Pak Kempleng 1 Semarang.            The population used in this study is consumer of beef satay foodstall in Pak Kempleng 1 Semarang. The sample in this study are 100 respondents and the technique used is non-probability sampling technique with the approach purposive sampling.            The result showed that excellence product and community effect have positive and significant impacts on attitude towards brand. Further attitude towards brand, the excellence product and community effect have also positive and significant impacts on customer loyalty. The most dominant variable of model 1 is the excellence product, while for model 2, attitude towards brand is the highest influence on customer loyalty.
STUDI TENTANG BRAND LOYALTY KENDARAAN NIAGA DI SEMARANG Sutanza, Bangkit; Widiyanto, Ibnu
Diponegoro Journal of Management Volume 2, Nomor 2, Tahun 2013
Publisher : Faculty of Economics and Business Diponegoro University

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Abstract

Brand loyalty is one of the important components in the automotive industries. Optimal management of brand loyalty that needs to be done, because brand loyalty of brand loyalty can be influencing sales and determine profitability in the future. The purpose of this study was to investigate the influence brand reputation, brand predictability, brand competences and brand liking to brand loyalty. After doing a literature review and hypothesis formulation, data is obtained by spreading questionnaires to 100 owner and user of Mitsubishi commercial vehicles in Semarang. Using purposive sampling, and then data is analyzed quantitatively and qualitatively. Quantitative analysis covers some matters; they are validity and reliability test, classic assumption text, analysis multiple regression, and hypothesis test. The hypothesis test is done through t and F test, and coefficient of determination (R2). The result of this study shows that coefficient of determination in Adjusted R Square is 0.899, which means that 89,9% brand loyalty effect can be explained by four independent variables in this study that are brand reputation, brand predictability, brand competence and brand liking, and the rest 10,1% can be explained by other variables outside the model of this study.
ANTESEDEN KEPUASAN KONSUMEN DAN MINAT LOYALITAS PADA TOKO MAHKOTA PEKALONGAN Nandhasari, Nandhasari; Widiyanto, Ibnu
Diponegoro Journal of Management Volume 4, Nomor 3, Tahun 2015
Publisher : Faculty of Economics and Business Diponegoro University

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Abstract

This study aimed to analyze the influences of product quality, service quality, competitive prices and reputation of the store, on the loyalty intention to the Mahkota Stores Pekalongan using customer satisfaction as an intervening variable.In this research, there are 6 variables, 24 indicators and 8 hypothesis testing research hypotheses. The data imployed 250 respondents. The analysis technique used in this research is Structural Equation Model ( SEM ) with AMOS program versi on 20.0.From 8 hypothesis, all hypothesis are accepted. The results also proved that to loyalty intention, can be specified through customer satisfaction and direct effect independent variable. This implies that product quality, service quality, competitive price, and store reputation play important roles to effect customer satisfaction.
ANTESEDEN MINAT BELI ULANG PENGGUNA SITUS OLX.CO.ID DI INDONESIA Prasetyo, Sony Agung; Widiyanto, Ibnu
Diponegoro Journal of Management Volume 4, Nomor 3, Tahun 2015
Publisher : Faculty of Economics and Business Diponegoro University

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Abstract

An easier access of internet tendsto change a lot of new style ofhuman life. This style is an online shopping. OLX is one of the biggest online shopping site in Indonesia that provides an access for the people to buy used or new goods. This research is to analyze the influences of advertising attractiveness and ease of shoppingon consumer trust affecting repurchase intentionat OLX.co.id.A number ofsamples used in this research were 385 respondents, the respondents were anyone whoever shopped at OLX.co.id. The questionnaires were distributed from March 2015 to April 2015 using google drive with chat and email message notices. The analytical technique employedmultiple regression analysis.The results of this research shows that the two of the independent variables have positive and significant influenceson consumer trust. Advertising attractivenesshas bigger influence on consumer trust and an indirect influence on the repurchase intention. This result supports the previous research stating that consumer trust has a significant positive influence on the repurchase intention and has a significant role as an intervening variable.
STUDI MINAT MEREFERENSIKAN DALAM JASA TRAVEL UMROH Faza, Hilman; Widiyanto, Ibnu
Diponegoro Journal of Management Volume 5, Nomor 1, Tahun 2016
Publisher : Faculty of Economics and Business Diponegoro University

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Abstract

Travelling is now a secondary need or even a primay need due to the increasing economic welfare of society. As a result, there are a lot of travel packages both domestic and international destination offered by travel agents and low-cost airplane. Hajj and Umroh travel package is one of many package that has a significant increase. A large number of muslim population make travel agents compete to offer their services. PT Farfaza Astatama is one of many travel agents that offers Hajj and Umrah travel package. This study aims to determine whether the core and peripheral quality service affect the customers satisfaction resulting in the customers referral intention in PT Farfaza Astatama.Total of sample used on this research were 400 respondents. The respondents are those who ever used the service of PT Farfaza astatama. The questionnaires were distributed from June 2015 to August 2015. Data collected from the questionnaires was then processed using multiple regression method.The results showed that the variable quality of core services and service quality peripherals positive and significant effect on the variable satisfaction. Variable service quality peripherals greatest impact on satisfaction variable and indirect influence on the referral intention, followed by the variable quality of the core service and satisfaction.
MINAT WORD OF MOUTH PADA PRODUK PERUMAHAN GRAHA PADMA SEMARANG Tifani, Amelia Gita; Widiyanto, Ibnu
Diponegoro Journal of Management Volume 4, Nomor 3, Tahun 2015
Publisher : Faculty of Economics and Business Diponegoro University

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Abstract

This research aimed to investigate how physical attractiveness on houses and the beauty of environment affect customer satisfaction and how the satisfaction affects the residents doing word of mouths.The samples of this research were the 320 residents of Perumahan Graha Padma in Kota Semarang using Non Probability Sampling technic. The methods of data analysis used here was quantitative analysis using reliability and validity, classic assumptions test, hypothesis test, determinant coefficients and also multiple linear regression analysis.The results showed that physical attractiveness on houses and the beauty of environment had positive effect on customer satisfactions, while physical attractiveness on houses, the beauty of environment and customer satisfaction had positive effect on word of mouth. From model 1, physical attractiveness gives positive effect on 0,373 while beauty of environment gives positive effect for 0,442 on customer satisfaction. From model 2 physical attractiveness, the beauty of environment and customer satisfaction influenced word of mouth intention around 0,434, 0,286 and 0,214. Thus implies that physical attractiveness gives biggest influence on word of mouth intention.