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.
Employers' guidelines can be found in www.mom.gov.sg. The salary ranges from $310-$360 per month for a new FDW with little or no experience. If the FDW has several years of experience in her own country or in other countries, her salary will be $20 to $100 more.Know the Cost in hiring a Maid.art-Time Maid. In Singapore, you may hire a maid full-time or part-time. A part-time maid usually do not stay in and she usually works once or twice a week for several hours a day. She has to be a citizen or permanent resident. There are a few agencies that provides this service.