Was heißt »Mittelmaß« auf Englisch?

Das Substantiv »Mittelmaß« (auch: Mittelmass) lässt sich wie folgt von Deutsch auf Englisch übersetzen:

Synonyme

What's the average lifespan of a frog?
You could say she's your average housewife.
In 2019, the average size of a new single-family home was 240 square meters (2,584 square feet), according to the National Association of Homebuilders.
Last month temperatures were 0.69°C above average, making October 2019 the hottest on record.
Over the course of 13 years, an average of 607,000 records per year were added.
Experts estimate that the wind during the next few days will provide us with four times the average amount of energy.
The average temperature on Mars is around minus 26 degrees Celsius, far too cold for water to remain liquid at the surface.
The researchers found that when jokes were paired with laughter, they were rated 15% funnier on average than when they weren't.
The average height of girls in this class is over 155 centimeters.
Tom is an average guy.
What's the average height of the players?
Everyone thinks they're above average.
His marks at school were average.
Her marks at school were average.
Everyone thinks they are above average.
Most people think they are above average.
Most people think that they're above average.
Most people think they're above average.
He's of average height.
Without significant greenhouse gas mitigation, the increase in global annual average temperature could reach 9°F or more by the end of this century.