An association rule has this form: {X1, X2, …, Xn} 
{Y1, Y2, …, Ym}
{X1, X2, …, Xn} and {Y1, Y2, …, Ym} are sets of items that appear in the same group.
{X1, X2, …, Xn} is the antecedent.
{Y1, Y2, …, Ym}} is the consequent.
An association rule has this form: {X1, X2, …, Xn} {Y1, Y2, …, Ym}
{X1, X2, …, Xn} and {Y1, Y2, …, Ym} are sets of items that appear in the same group.
{X1, X2, …, Xn} is the antecedent.
{Y1, Y2, …, Ym}} is the consequent.