Relative Standard deviation is derived by multiplying Standard Deviation by 100 and dividing the result by a group’s average. It is expressed in percentage terms and it basically denotes how various numbers are placed in respect to the mean. It is commonly used for risk to return ratio across...
The results also show that lower insulation thicknesses (25 mm and below for XPS; 50 mm and below for polyiso or PIR) can be applied for all insulation depths without the risk of not acquiring positive net energy savings. XPS: The maximum energy savings in Welkom (zone 1), Witbank (...