The SAMPLE SIZE CALC SOFTWARE has “macros” that, depending on the level of computer security, could not be enabled.
By clicking twice on the file Sample Size Calc.xlsm, in the case of the security level is “high” or “very high”, it will show a dialogue box informing that the security level does not allow the software execution.
ROAD MAP FOR THE ADJUSTMENT OF THE SECURITY LEVEL FOR THE EXCEL 2007
1 - Run the Microsoft Excel and click on the Office’s button that is in the upper left corner.
2 - In the dialogue box that will open, there’s a menu on the underside. Click on the button “Excel Options”.
3 - Then, click on “Reliability Central”.
4 - Click on the button “Reliability Central Configurations”.
5 - Choose the option “Reliable Location”, and click on “Add New Location”.
6 - Then, point to the address of the folder where is saved the file SAMPLE SIZE CALC SOFTWARE.xlsm.
This road map for adjusting the security level must also be performed for higher versions of Microsoft Office.
ALTERNATIVELY, YOU CAN SEARCH THROUGH “HELP”, IN THE EXCEL’S MENU TO KNOW HOW TO CHANGE THE PROTECTION SECURITY LEVEL AGAINST MACRO VIRUSES. TO SEARCH, CLICK ON “HELP” AND TYPE THE SEARCH WORDS “CHANGE MACRO SECURITY”, AND IT WILL SHOW HOW TO DO THE CHANGE.