Suppose The so-called "grandmother hypothesis", based on studies of African hunter-gatherer groups, suggests that infertile women are vital for successful child-rearing despite being unable to produce children themselves.
Can we infer that "The "grandmother hypothesis" says infertile women are not useful for child rearing"? Yes, no, or maybe?
Suppose The so-called "grandmother hypothesis", based on studies of African hunter-gatherer groups, suggests that infertile women are vital for successful child-rearing despite being unable to produce children themselves. Can we infer that "The "grandmother hypothesis" says infertile women are not useful for child rearing"? Yes, no, or maybe?