Article

Tengku Malim Busu, Tengku Nurul Aimi Balqis and Ahmad Kamaruddin, Saadi and Ahad, Nor Aishah and Md Ghani, Nor Azura and Hamid, Hashibah (2024) Application Of Bibliometric Analysis on Root Growth Algorithm. Journal of Computational Innovation and Analytics (JCIA), 3 (1). pp. 1-18. ISSN 2821-3408

Okwonu, Friday Zinzendoff and Ahad, Nor Aishah and Zulkifli, Malina and Md Yusof, Zahayu (2024) Sycophant Curve Model and Pearson Correlation Coefficient: An Application to Behavioral Change in Nigeria. Journal of Sustainability Science and Management, 19 (3). pp. 102-109. ISSN 2672-7226

Okwonu, Friday Zinzendoff and Ahad, Nor Aishah and Hamid, Hashibah and Muda, Nora and Sharipov, Olimjon Shukurovich (2023) Enhanced Robust Univariate Classification Methods for Solving Outliers and Overfitting Problems. Journal of Information and Communication Technology, 22 (1). pp. 1-30. ISSN 2180-3862

Okwonu, Friday Zinzendoff and Ahad, Nor Aishah and Hamid, Hashibah and Sharipov, Olimjon Shukurovich (2023) Recursive Prediction Model: A Preliminary Application to Lassa Fever Outbreak in Nigeria. Sains Humanika, 52 (8). pp. 2395-2406. ISSN 0126-6039

Okwonu, Friday Zinzendoff and Ahad, Nor Aishah and Ogini, Nicholas Oluwole and Okoloko, Innocent Ejiro and Wan Husin, Wan Zakiyatussariroh (2022) Comparative Performance Evaluation of Efficiency for High Dimensional Classification Methods. Journal of Information and Communication Technology, 21 (03). pp. 437-464. ISSN 2180-3862

Ahad, Nor Aishah and Okwonu, Friday Zinzendoff and Zulkifli, Malina and Md Yusof, Zahayu and Ogini, Nicholas Oluwole (2022) Computational Analysis of Average Waiting and Arrival Times. Journal of Hunan University (Natural Sciences）, 49 (4). pp. 363-371. ISSN 1674-2974

Hamid, Hashibah and Okwonu, Friday Zinzendoff and Ahad, Nor Aishah and Abdul Rahim, Hasliza (2022) Performance Analysis and Discrimination Procedure of Two-Group Location Model with Some Continuous and High-Dimensional of Binary Variables. Sains Malaysiana, 51 (12). pp. 4153-4160. ISSN 0126-6039

Okwonu, Friday Zinzendoff and Ahad, Nor Aishah and Md Yusof, Zahayu and Arunaye, Festus Irimisose and Apanapudor, Joshua Sarduana (2021) Application of Shewhart Control Chart to Analyze the Effect of Income on Body Mass Index and Blood Pressure. Applied Mathematics and Computational Intelligence, 10 (1). pp. 140-153. ISSN 2194-5365

Abdullah, Suhaida and Zakaria, Nur Amira and Ahad, Nor Aishah and Yusof, Norhayati and Syed Yahaya, Sharipah Soaad (2020) Measuring the relationship of bivariate data using Hodges-Lehman estimator. ASM Science Journal, 13. pp. 1-5. ISSN 1823-6782

Abdul Rahman, Ayu and Syed Yahaya, Sharipah Soaad and Atta, Abdu Mohammed Ali and Ahad, Nor Aishah and Hamid, Hashibah (2020) The impact of data anomaly on EWMA phase II performance. Journal of Engineering and Applied Sciences, 15 (15). pp. 3010-3015. ISSN 1816-949X

Haron, Nor Hisham and Ahad, Nor Aishah and Mahat, Nor Idayu (2019) Distance-based regression for non-normal data. AIP Conference Proceedings, 2138. pp. 1-6. ISSN 0094-243X

Melik, Hameedah Naeem and Ahad, Nor Aishah and Syed Yahaya, Sharipah Soaad (2018) Modified one-step M-estimator with robust scale estimator for multivariate data. Journal of Engineering and Applied Sciences, 13 (24). pp. 10396-10400. ISSN 1816-949X

Ahad, Nor Aishah and Zakaria, Nur Amira and Abdullah, Suhaida and Syed Yahaya, Sharipah Soaad and Yusof, Norhayati (2018) Robust Correlation Procedure via Sn Estimator. Journal of Telecommunication, Electronic and Computer Engineering, 10 (1-10). pp. 115-118. ISSN 2289-8131

Ahad, Nor Aishah and Othman, Abdul Rahman and Syed Yahaya, Sharipah Soaad (2013) New procedure in testing differences between two groups. Applied Mathematics & Information Sciences, 7 (2L). pp. 397-401. ISSN 1935-0090

Ahad, Nor Aishah and Othman, Abdul Rahman and Syed Yahaya, Sharipah Soaad (2012) Performance of two-samples pseudo-median procedure. Sains Malaysiana, 41 (9). pp. 1149-1154. ISSN 0126-6039

Ahad, Nor Aishah and Abdullah, Suhaida and Lai, Choo Heng and Mohd Ali, Nazihah (2012) Relative power-performance of t-test and bootstrap procedure for two-sample. Pertanika Journal of Social Sciences & Humanities , 20 (1). pp. 43-52. ISSN 0128-7702

Ahad, Nor Aishah and Othman, Abdul Rahman and Syed Yahaya, Sharipah Soaad (2011) Type I error rates of the two-sample pseudo-median procedure. Journal of Modern Applied Statistical Methods, 10 (2). pp. 418-423. ISSN 1538-9472

Ahad, Nor Aishah and Othman, Abdul Rahman and Syed Yahaya, Sharipah Soaad (2011) Comparative performance of pseudo-median procedure, Welch’s test and Mann-Whitney-Wilcoxon at specific pairing. Modern Applied Science, 5 (5). pp. 131-139. ISSN 1913-1844

Ahad, Nor Aishah and Teh, Sin Yin and Othman, Abdul Rahman and Yaakob, Che Rohani (2011) Sensitivity of normality tests to non-normal data. Sains Malaysiana, 40 (6). pp. 637-641. ISSN 0126-6039

Book Section

Ahad, Nor Aishah and Syed Yahaya, Sharipah Soaad and Abdullah, Suhaida and Lim, Yai Fung and Md Yusof, Zahayu (2015) Type I error of the modified Wilcoxon signed rank test under leptokurtic distribution. In: Quest for Research Excellence on Computing, Mathematics and Statistics. Faculty of Computer & Mathematical Sciences, UiTM Kedah, Kedah, pp. 189-198. ISBN 978-967-0314-26-6

Monograph

Ahad, Nor Aishah and Abdullah, Suhaida and Md Yusof, Zahayu and Syed Yahaya, Sharipah Soaad and Lim, Yai Fung (2014) Modified Wilcoxon procedure for dependent group. Project Report. Universiti Utara Malaysia, Sintok.

Conference or Workshop Item

Pang, Yik Siong and Ahad, Nor Aishah and Syed Yahaya, Sharipah Soaad and Abdullah, Suhaida (2023) Robust Multiple Discriminant Rule Using Harrell-Davis\ Median Estimator: A Distribution-Free Approach to Cellwise-Casewise Outliers Coexistence. In: The 7th International Conference on Quantitative Sciences and its Applications (ICOQSIA2022), 22–24 August 2022, Sintok, Malaysia.

Ahad, Nor Aishah and Pang, Yik Siong and Syed Yahaya, Sharipah Soaad and Abdullah, Suhaida (2022) Robust Multiple Discriminant Rule with Hodges-Lehmann in Handling Equal Proportion of Cellwise-Casewise Outliers. In: The 7th International Conference on Quantitative Sciences and its Applications (ICOQSIA2022), 22–24 August 2022, Sintok, Malaysia.

Okwonu, Friday Zinzendoff and Ahad, Nor Aishah and runaye, Festus Irimisose and Zulkifli, Malina and Md Yusof, Zahayu (2021) Modified Chi Square Test of Goodness of Fit (MCSTGF) Based on Least Square Method: An Application to Water Transportation. In: The 5th ISM International Statistical Conference 2021 (ISM-V), 17–19 August 2021, Johor Bahru, Johor, Malaysia.

Ahad, Nor Aishah and Syed Yahaya, Sharipah Soaad and Lee, Ping Yin (2016) Robustness of S1 statistic with Hodges-Lehmann for skewed distributions. In: 4th International Conference on Quantitative Sciences and Its Applications (ICOQSIA 2016), 16–18 August 2016, Bangi, Selangor, Malaysia.

Zakaria, Nur Amira and Abdullah, Suhaida and Ahad, Nor Aishah and Yusof, Norhayati and Syed Yahaya, Sharipah Soaad (2016) The performance of robust correlation coefficient under contaminated bivariate data. In: 4th International Conference on Quantitative Sciences and Its Applications (ICOQSIA 2016), 16–18 August 2016, Bangi, Selangor, Malaysia.

Abdul Hamid, Mohamad Shukri and Ahad, Nor Aishah and Jamil, Jastini and Zulkifli, Malina and Md Yusof, Zahayu (2015) An application of importance satisfaction analysis (ISA) method in improving the internship programme for Malaysia Higher Learning Institution. In: 2nd Innovation and Analytics Conference and Exhibition (IACE 2015), 29 September–1 October 2015, Kedah, Malaysia.

Ahad, Nor Aishah and Syed Yahaya, Sharipah Soaad and Yin, Lee Ping (2015) Robustness of S1 with Hodges-Lehmann. In: 2nd Innovation and Analytics Conference & Exhibition (IACE 2015), 29 September –1 October 2015, TH Hotel, Alor Setar, Kedah, Malaysia.

Yin, Lee Ping and Syed Yahaya, Sharipah Soaad and Ahad, Nor Aishah (2015) S1 statistic with Hodges-Lehmann in two groups case for skewed distribution. In: 2nd Innovation and Analytics Conference & Exhibition (IACE 2015), 29 September –1 October 2015, TH Hotel, Alor Setar, Kedah, Malaysia.

Ahad, Nor Aishah and Syed Yahaya, Sharipah Soaad and Md Yusof, Zahayu and Abdullah, Suhaida and Yai Fung, Lim (2014) Performance of the Modified Wilcoxon Signed Rank Test. In: International Conference on Quantitative Sciences and its Applications (ICOQSIA 2014), 12–14 August 2014, Langkawi, Kedah Malaysia.

Sin, Yin Teh and Ahad, Nor Aishah and Othman, Abdul Rahman (2013) A SAS program to assess the sensitivity of normality tests on non-normal data. In: 20th National Symposium on Mathematical Sciences, 18–20 December 2012, Palm Garden Hotel, Putrajaya, Malaysia.

Ahad, Nor Aishah and Syed Yahaya, Sharipah Soaad and Othman, Abdul Rahman and Padmanabhan, Appasswamy Ramanathan (2009) Monte carlo procedure with pseudo-medians for asymmetric distributions. In: 5th Asian Mathematical Conference, 2009, Pulau Pinang. (Unpublished)