graph.targetStddev=STDDEV,graph.numPoints=POINTS,init({range:[[LOWER_BOUND-.3,UPPER_BOUND+.3],[-2,5]],scale:35}),style({stroke:"#bbb"}),line([LOWER_BOUND,-.2],[UPPER_BOUND,-.2]);for(var x=LOWER_BOUND;UPPER_BOUND>=x;x++)line([x,-.4],[x,-.2]);style({strokeWidth:3.5}),line([0,-.4],[0,-.2]),label([-6,-.73],"\\llap{-}6","center",{}),label([-4,-.73],"\\llap{-}4","center",{}),label([-2,-.73],"\\llap{-}2","center",{}),label([0,-.73],"0","center",{}),label([2,-.73],"2","center",{}),label([4,-.73],"4","center",{}),label([6,-.73],"6","center",{}),addMouseLayer(),graph.points=[];for(var x=0;POINTS>x;x++)graph.points[x]=addMovablePoint({coord:[KhanUtil.roundToNearest(.5,x*(8/POINTS)-4),0],constraints:{constrainY:!0},snapX:.5});var stddev=stdDev($.map(graph.points,function(e){return e.coord[0]}));style({strokeWidth:2,stroke:GREEN,fill:GREEN}),graph.stddevLeft=path([[0,-1.1],[.05,-1.1],[0,-1],[-.05,-1.1],[0,-1.1],[0,-1.4]]),graph.stddevRight=path([[0,-1.1],[.05,-1.1],[0,-1],[-.05,-1.1],[0,-1.1],[0,-1.4]]),graph.stddevLine=path([[0,-1.4],[1,-1.4]]),graph.stddevValueLabel=label([stddev/2,-1.3],"\\bar{x} \\approx "+roundTo(1,stddev),"below",{color:GREEN}),graph.pdf=bogusShape,graph.stddevArea=bogusShape,graph.meanLine=bogusShape,graph.meanValueLabel=bogusShape,updateMeanAndStddev(),graph.moved=!1,$.each(graph.points,function(e,r){this.onMove=function(e,a){return graph.moved=!0,onMovePoint(r,e,a,updateMeanAndStddev)}}),onMovePoint(graph.points[0],graph.points[0].coord[0]+1,graph.points[0].coord[1])