The distribution of an arbitrary linear combination of Student-t random variables with odd degrees of freedom is derived. An easy method of expressing this distribution as a mixture of t-distributions ...

Angelica Leicht is a seasoned personal finance writer and editor with nearly two decades of experience but just one goal: to help readers make the best decisions for their wallets. Her expertise spans ...

Chicago has numerous nicknames, including Chi-town, Windy City and Second City. The city is a center for business and finance and is considered one of the world's top global financial centers. Since ...