This question is too broad because there are many factors that determine the interest rate of a CD, such as the amount you are investing, the length of time, and the banking institution.
Certificate of deposit typical interest rates are usually higher than savings account interest rates. CD's (certificate of deposits) are bound to terms regarding the length someone has to keep their funds in the CD. Unlike a savings account where a person can withdraw their money at just about anytime, a CD has a set time when someone can withdraw money without penalty.
