Discover the importance of homoskedasticity in regression models, where error variance is constant, and explore examples that illustrate this key concept.

Background Patients with heart failure (HF) frequently suffer from undetected declines in cardiorespiratory fitness (CRF), which significantly increases their risk of poor outcomes. However, current ...

Modelling the Subjective Road Traffic Noise Annoyance Levels in Nairobi City, Kenya. World Journal of Engineering and ...

Introduction Previous reviews have investigated the relationship between empathy and burnout. However, these are now out of date, did not capture the effect of the pandemic, did not include healthcare ...

In pet genetics, cancer research, and beyond, Charlie Lieu, MBA ’05, SM ’05, has spent her career harnessing massive data ...

Survival analysis anticipates the expected lifespans of individuals as well as the timing of other events. Learn about its pros and cons.

Using longitudinal data on more than 370 000 older Japanese adults, we found that living in constituencies represented by pro-tobacco legislators was associated with higher smoking prevalence. The ...

Blessing, E. (2026) A Strategic Analysis of Nigeria’s Hedging Strategy in the Context of U.S.-China Rivalry. Open Journal of Business and Management, 14, 884-900. doi: 10.4236/ojbm.2026.142051 .

Objectives The optimal maternal age at childbirth has been a topic of bourgeoning literature, with earlier ages offering physiological benefits for maternal recovery. In contrast, later ages to give ...

When you compare the Labour vote share in the 58 byelections held between 2010 and 2025 and the Labour vote in the previous ...

This paper systematically analyzes the market dynamics of the pet industry in China and globally based on multiple linear regression and ARIMA models. First, for the Chinese market, this paper ...

Identify sources of unnecessary cognitive load and apply strategies to focus on meaningful analysis and exploration.