5. Press Enter.  Your standard deviation for your sample should appear in the box. 1  You can also use the Excel formula wizard to choose the standard deviation formula. 2  Click on Insert in the Formula bar.3  Then, select Statistical and select STDEV.. 4  Type in your data range in the box that pops up.. Press Enter.  Your standard deviation for your sample should appear in the box. 1  You can also use the Excel formula wizard to choose the standard deviation formula. 2  Click on Insert in the Formula bar.
The average salary of a foreign domestic worker in Singapore ranges between SGD$310 and $550 a month. The wage of a Foreign Domestic Worker (FDW) depends on the nature of her job scope in the household under which she is employed, her past experience as a domestic helper, as well as her nationalities.
Security Officer Salary. (Singapore). A Security Officer earns an average salary of S$22,368 per year. Most people with this job move on to other positions after 10 years in this field. Pay for this job does not change much by experience, with the most experienced earning only a bit more than the least.S$12,393 - S$36,095.ost people with this job move on to other positions after 10 years in this field. Pay for this job does not change much by experience, with the most experienced earning only a bit more than the least. S$12,393 - S$36,095.