metering

verb metering

• guess — to arrive at or commit oneself to an opinion about (something) without having sufficient evidence to support the opinion fully: to guess a person's weight.
• calculate — If you calculate a number or amount, you discover it from information that you already have, by using arithmetic, mathematics, or a special machine.
• ascertain — If you ascertain the truth about something, you find out what it is, especially by making a deliberate effort to do so.
• assess — When you assess a person, thing, or situation, you consider them in order to make a judgment about them.
• determine — If a particular factor determines the nature of a thing or event, it causes it to be of a particular kind.