What isn't true? Is both the average and the variance of IQ in men/women identically equal? Why would we even expect it to be? Is the likelihood of risk taking

What isn't true? Is both the average and the variance of IQ in men/women identically equal? Why would we even expect it to be? Is the likelihood of risk taking behaviour identically equal between men/women? Why would we even expect it to be? Is the likelihood that a man/women will be identically equally interested in a career in the hard sciences? Why would we even expect it to be?