The biases $($ : theta$)$ and weights $(W)$ in a neural net are typically initialized to random values in the range of :

$(0,1)$

$(-0\mathrm{.}5,+0\mathrm{.}5)$

$(-0\mathrm{.}05,+0\mathrm{.}05)$

$(-0\mathrm{.}005,+0\mathrm{.}005)$