Find a formula for the set of all points (x, y) for which the distance from (x, y) to (-5, 12) is 13.
Stat Review For Test x 5 10 20 40 P(X=x) 25% 12% 15% 48% μ= 24.65 - Put x in calculator as L1 and P(X=x) in as L2 - Second STAT, math, sum( L1 L2)* - (5·0.25)+(10·0.12)+(20·0.25)+(40·0.48) 2 σ = 238.6275 - Sum(L1 2* L2)= 846.25 2 - Ansr-μ = 238.6275 σ= 15.4476 x 5 10 20 40 P(X