Background Exchange-rate return forecasting is challenging because financial time series may exhibit linearity, nonlinearity, regime-switching behavior, and volatility. To address these complexities, two adaptive hybrid forecasting frameworks were developed: ATW-HyF A, which dynamically combines ARIMA, SETAR, and ANN f...
O. Adesina, L. Obokoh· Frontiers in Big Data· 0 citations
This study examines the influence of distributed leadership on lecturers' satisfaction, student engagement, academic performance, and institutional culture in selected Technical and Vocational Education and Training (TVET) colleges in South Africa.
A cross-sectional survey was employed, and various statistic...
O. Adesina, L. Obokoh· Frontiers in Education· 0 citations
This study proposes a new ratio-type exponential estimator for estimating the finite population mean under post-stratification. A simple random sample is first selected and later divided into post-strata using an auxiliary variable to improve the precision of estimation. The proposed estimator incorporates auxiliary in...
Rizwan Yousuf, K. U. I. Rather, O. Adesina et al.· African Scientific Reports· 0 citations
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