How do you tell the sex of a papaya tree?

Question

Our tree is 4 to 4 1/2 feet tall. It blooms with flowers that turn into more leaves. No fruit yet.

Answer 1

Only the female or bisexual tree will produce fruit. There is no way to tell until the plant produces.
https://www.gardeningknowhow.com/edible/fruits/papaya/growing-papaya-fruit.htm