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.
A variety of sensors are available for measuring air temperature, including mercury-in-glass thermometers, bimetallic thermometers, pressure thermometers, thermocouples, resistance temperature detectors, thermistors and monolithic (ICTT) temperature sensors. common mistake is to measure air temperature at some location other than in the immediate vicinity of the animals. For example, measuring air temperature at four foot from the floor when the animals are only one foot in height, can sometimes result in errors of several degrees Celsius.