A thermocouple is a temperature sensor used to measure thetemperature inside fur

A thermocouple is a temperature sensor used to measure thetemperature inside furnaces. A researcher wanted to know whethertwo thermocouples were measuring the temperature the same. Hewrapped the thermocouples together placed them in an oven andrecorded the temperature (in degrees C) reported by thethermocouple. He did this 9 times and obtained the followingdata: