Showing posts from September, 2022

Standard Deviation for Grouped Data

Variance is denoted by sigma-squared σ 2 whereas standard deviation is labelled as sigma σ. When the values in a datase…

Doa Selepas Sembahyang Rumi

Doa Selepas Azan Iqamat. Doa selepas solat fardhu beserta maksud ringkas senang ingat. Doa Selepas So…

Gambar Tunku Abdul Rahman

Tunku Abdul Rahman was the Prime Minister of the Federation of Malay States Malaya from 1957 to 1963 and of Malaysia fr…

Kaizen is a Japanese Term Meaning

Noriaki Kano recognized that different attributes of a product or service had different levels of value to a customer m…