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.
bimetallic stemmed thermometer. measures temperature through a metal probe with a sensor toward the end, measures from 0-220, only one that can be calibrated, has a dimple to mark the end of the sensing area, needs accuracy within 2 degrees.eep thermometers and their storage cases clean, calibrate them regularly to ensure accuracy, never use glass thermometers to monitor the temp of food, stick the probe or thermometer in the thickest part of product, wait for reading to steady before recording temp.