n=6 which rule is the best to use simpson 1/3 or 3/8

Question

n=6 which rule is the best to use simpson 1/3 or 3/8

Answer 1

With 6 points, you cannot use either. With simpson's first rule, it has to be odd. With simpson's second rule, you have to subtract 1, and then be divisible by 3. If you had 7, you could use simpson's second rule.