Consider a project that has an expected completion time of $60$ weeks and a standard deviation of

five weeks. What is the probability that the project will take anywhere between $60$ and $65$ weeks to complete? $($Round to two decimals.$)$

a$.$

$0\mathrm{.}84$

b$.$

$0\mathrm{.}34$

c$.$

$0\mathrm{.}50$

d$.$

$0\mathrm{.}16$

e$.$

none of the above