Read the following paragraph and determine if the hypothesis is true:

Ruth Pryor (1906-2001) was a Chicago ballet dancer and instructor, and the first American ballerina to dance the role of the Swan Queen in Swan Lake, in 1930. She was known for "her feat of whirling thirty-six times a minute on her toes," according to the Purple Parrot of Northwestern University.

Hypothesis: Pryor began dancing at age 6
It's impossible to say