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.
Most commonly, a thermometer. Related Information: Thermometers are used to measure the increase or decrease in the temperature of a system as it gains or loses internal energy. An alcohol-in-glass thermometer has been the most common personal instrument used to measure temperature.Mercury thermometers are still around but are no longer offered for sale.here are many devices which help to measure temperature, it is simply a method of measuring temperature to a scale. In early days it is measured by Fahrenheit scale. Temperature can be measured by various types of thermometer as Thermocouples, Thermistors, Pyrometer. a cooking thermometer.