Sri Lankan weather and global climate

Sri Lankan weather information & global climate trends Sajeewa Pemasinghe, Ruwan Panditharathna, Dinuka Dayarathna, Shanaka Saparamadu Sri Lankan weather information Major Sri Lankan cities covering the 25 districts are given…

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Two way ANOVA without replication

Two-way ANOVA without replication Manual and Pythonic By SAJEEWA PEMASINGHE Two-way ANOVA is used when there are two factors that can influence the result of a measurement.For example, if four…

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One-way ANOVA manual and Pythonic

One-way ANOVA Manual and Pythonic By Sajeewa Pemasinghe This method is used to find if there is a significant difference between the means of three or more groups at a…

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Matrix algebra with Python implementation

Matrices and Python Matrices are so very important in various fields to perform various tasks. Complex equation-solving invariably happens as matrix algebra at the backend. In fields like data science,…

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Special theory of relativity and time dilation

Special Relativity: Time dilation By SAJEEWA PEMASINGHE Special theory of relativity was put forward by the German physicist Albert Einstein in 1905. It proposed radically new ideas that reshaped the…

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