You try to dispense a gallon of gas. the gas pump shows that it has dispensed one gallon of gas. however, it has only dispensed .75 gallons. on the next trial, it shows that it has dispensed one gallon and has dispensed 2.3 gallons. on the final trial, it shows that it has dispensed one gallon and has dispensed 1.5 gallons. this pump is

neither reliable nor valid

Explanation:

When a reading of a measurement is close to the actual measurement it means that the reading is valid.

When repeated measurements show readings that are close in value then the readings are considered reliable.

Here, the readings are neither showing the accurate measurement nor are showing the same readings repeatedly.

Hence, the pump is neither reliable nor valid.

i dont know but

explanation:

whoever your teacher is, deserves a raise for using pokemon as an example