sum of products of mean deviations

belladonna alkaloid dillybag doute fabric slitting flipped through inter-saccadic lip bumper lunquist lusakite (cobaltoan staurolite) oxygenograph peelin polynuclear dye psychosis due to fright silk-throwster silvern spacewalks stock capacity (of a pasture) talkier two-for-the-price-of-one veid