what is sum x squared in basic statistical what is basic statistical equation in statistics what is a simple statistical equation? what is the basic statistical equation for x-i how do you find a formula to determine a statistic how would I go about showing that $$sum_el how to get x in a basic statistical equation how to solve a basic mathematical equation what's the basic equation for using statistics what is the basic statistical equation which statement describes a basic statistical equation what is the basic statistical equation in a simple table what is the basic statistical equation how to show an algebraic equation that is a basic statistical equation how to do this with basic statistical equation what is the basic statistical formula what is the basic statistical equation in economics if a basic statistical equation is used to show that what is basic ph how would you go about showing that: $_________ is the sum of x_i-