actuary
ac·tu·ary
/ˈækʧəˌweri, Brit ˈækʧuəri/ noun , pl -ar·ies [ count ]
: a person whose job is to tell insurance companies how much they should charge people for insurance based on risks
ac·tu·ar·i·al /ˌækʧəˈwerijəɬ/ adj
actuarial calculations