30:[] 2e:{"title":"Simulation","cells":[{"id":0,"value":"md`# Simulation`","pinned":false,"hidden":false,"mode":"ojs"},{"id":180,"value":"runSim = function(n){\n const outcomes = []\n for(let i = 1;i <= n; i = i + 1){\n outcomes.push(math.randomInt(0,2))\n }\n return d3.sum(outcomes)/n\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":201,"value":"probs = {\n const probs = []\n for(let i = 1;i<=1000;i = i + 1){\n probs.push({n:i,prob:runSim(i)})\n }\n return probs\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":145,"value":"viewof maxn = number({min:1,max:1000,step:1,title:\"max number of trials\"})","pinned":false,"hidden":false,"mode":"ojs"},{"id":163,"value":"viewof p = number({min:0,max:1,title:\"true probability\"})","pinned":false,"hidden":false,"mode":"ojs"},{"id":40,"value":"svg = {\n const svg = html``\n const container = d3.select(svg)\n \n //axes\n const xScale = d3.scaleLinear().domain([0,maxn]).range([30,570])\n const xAxis = container.append(\"g\").attr(\"transform\",\"translate(0,270)\")\n d3.axisBottom(xScale)(xAxis)\n \n const yScale = d3.scaleLinear().domain([0,1]).range([270,30])\n const yAxis = container.append(\"g\").attr(\"transform\",\"translate(30,0)\")\n d3.axisLeft(yScale)(yAxis)\n \n const pathData = d3.line().x(d => xScale(d.n)).y(d => yScale(d.prob))(probs.slice(0,n))\n \n container.append(\"path\")\n .attr(\"stroke\",\"cornflowerblue\")\n .attr(\"fill\",\"none\")\n .attr(\"d\",pathData)\n \n container.append(\"line\")\n .attr(\"x1\",xScale(0))\n .attr(\"y1\",yScale(p))\n .attr(\"x2\",xScale(maxn))\n .attr(\"y2\",yScale(p))\n .attr(\"stroke\",\"tomato\")\n .attr(\"stroke-width\",3)\n \n return svg\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":127,"value":"viewof n = slider({min:1,max:maxn,step:1,value:1})","pinned":false,"hidden":false,"mode":"ojs"},{"id":38,"value":"html`\n

CSS

\n \n`","pinned":false,"hidden":false,"mode":"ojs"},{"id":35,"value":"html`

Libraries

`","pinned":false,"hidden":false,"mode":"ojs"},{"id":2,"value":"d3 = require(\"d3@5\")","pinned":false,"hidden":false,"mode":"ojs"},{"id":52,"value":"import {slider,button,select,text,radio,checkbox,number} from \"@jashkenas/inputs\"","pinned":false,"hidden":false,"mode":"ojs"},{"id":69,"value":"math = require('mathjs@6.2.1/dist/math.js')","pinned":false,"hidden":false,"mode":"ojs"}],"files":"$W30","stdlib":"1","titling":"auto"}