Count dates greater than or equal to another date. =COUNTIF(B2:B10,>=6/1/2014) Count the number of cells in the range B2:B10 with a date greater than or equal to 6/1/2014. Count dates greater than or equal to a date in another cell, minus x days. =COUNTIF(B2:B10,>=&B2-7) Count the number of cells in the range B2:B10 with a date greater than or equal to the date in B2 minus 7 days.
A polygraph is a machine, or a test using said machine, which measures the changes in a person's body, such as pulse, breathing rate, and skin temperature.It is used as a lie detection test.It is based on the principle that when lying, one will become nervous and have an increased pulse and need for air. polygraph is a machine, or a test using said machine, which measures the changes in a person's body, such as pulse, breathing rate, and skin temperature.
The polygraph or simply called lie detector is commonly used in police investigation especially in the United States such as FBI, CIA, and other federal and state governments including private entities for at least 60 years. The lie detector uses the galvanic skin response to determine if the subject is lying or not.nother clear example is that when a person is experiencing a certain emotion like fear, the sweat glands secrete more fluid that makes electric current to flow easily. As such, GSR results are commonly used for relaxation training.