Misweigh

An honest butcher, for instance, might sue if his picture were used with an article about butchers who misweigh meat.

How can you misweigh with that kind of equipment?

Violations—Bribery of inspectors to falsely grade or misweigh grain, to alter or counterfeit official inspection certificates, or to falsely represent that an official grain inspection has been made.

In February 1942, Nina Kobyzeva complained that civilians did not receive full rations for obvious reasons: "Clerks are finagling people like beasts, they misweigh [food]. Scales are not always verified, and besides these ten grams [of food] they try to finagle buyers."

And you misweigh the situation.

This psychological tendency to misweigh what is easily recalled is a major reason why people are attracted to lotteries despite the dismal odds of winning, as they have seen other ordinary people win a lottery on the news.

But despite all of this, Carl might misweigh his evidence, treating his independent evidence about P as outweighing Carla's testimony out of disrespect for Carla, rather than on the basis of his appreciation that she is trying to trick him.

A big part of this human underperformance is our tendency to misweigh the importance of one variable versus another.