If a thermometer measured an oven's temperature as 400°F for five days in a row when the temperature was actually 350°F,this measuring instrument would be
A)both reliable and valid.
B)both unreliable and invalid.
C)reliable but not valid.
D)valid but not reliable.

Question

Quizplus · Accepted Answer

The thermometer is reliable as it consistently measures the same temperature of 400°F, however, it is not valid as it is not measuring the actual temperature of the oven which is 350°F.

If a Thermometer Measured an Oven's Temperature as 400°F for Five