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Pretpostavimo da u prosjeku dnevno dođu 3 osobe oročiti novac u banku. Kolika je vjerojatnost da u slučajno odabranom danu više od tri osobe dođu oročiti novce u banku?
Varijabla X ravna se po Poissonovoj distribuciji P(5). <!-- function msoCommentShow(anchor_id, com_id) { if(msoBrowserCheck()) { c = document.all(com_id); a = document.all(anchor_id); if (null != c && null == c.length && null != a && null == a.length) { var cw = c.offsetWidth; var ch = c.offsetHeight; var aw = a.offsetWidth; var ah = a.offsetHeight; var x = a.offsetLeft; var y = a.offsetTop; var el = a; while (el.tagName != "BODY") { el = el.offsetParent; x = x + el.offsetLeft; y = y + el.offsetTop; } var bw = document.body.clientWidth; var bh = document.body.clientHeight; var bsl = document.body.scrollLeft; var bst = document.body.scrollTop; if (x + cw + ah / 2 > bw + bsl && x + aw - ah / 2 - cw >= bsl ) { c.style.left = x + aw - ah / 2 - cw; } else { c.style.left = x + ah / 2; } if (y + ch + ah / 2 > bh + bst && y + ah / 2 - ch >= bst ) { c.style.top = y + ah / 2 - ch; } else { c.style.top = y + ah / 2; } c.style.visibility = "visible"; } } } function msoCommentHide(com_id) { if(msoBrowserCheck()) { c = document.all(com_id); if (null != c && null == c.length) { c.style.visibility = "hidden"; c.style.left = -1000; c.style.top = -1000; } } } function msoBrowserCheck() { ms = navigator.appVersion.indexOf("MSIE"); vers = navigator.appVersion.substring(ms + 5, ms + 6); ie4 = (ms > 0) && (parseInt(vers) >= 4); return ie4; } if (msoBrowserCheck()) { document.styleSheets.dynCom.addRule(".msocomanchor","background: infobackground"); document.styleSheets.dynCom.addRule(".msocomoff","display: none"); document.styleSheets.dynCom.addRule(".msocomtxt","visibility: hidden"); document.styleSheets.dynCom.addRule(".msocomtxt","position: absolute"); document.styleSheets.dynCom.addRule(".msocomtxt","top: -1000"); document.styleSheets.dynCom.addRule(".msocomtxt","left: -1000"); document.styleSheets.dynCom.addRule(".msocomtxt","width: 33%"); document.styleSheets.dynCom.addRule(".msocomtxt","background: infobackground"); document.styleSheets.dynCom.addRule(".msocomtxt","color: infotext"); document.styleSheets.dynCom.addRule(".msocomtxt","border-top: 1pt solid threedlightshadow"); document.styleSheets.dynCom.addRule(".msocomtxt","border-right: 2pt solid threedshadow"); document.styleSheets.dynCom.addRule(".msocomtxt","border-bottom: 2pt solid threedshadow"); document.styleSheets.dynCom.addRule(".msocomtxt","border-left: 1pt solid threedlightshadow"); document.styleSheets.dynCom.addRule(".msocomtxt","padding: 3pt 3pt 3pt 3pt"); document.styleSheets.dynCom.addRule(".msocomtxt","z-index: 100"); } // --> Koliko iznosi standardna devijacija Poissonove slučajne ?
Pretpostavimo da u prosjeku dnevno dođu 3 osobe oročiti novac u banku. Kolika je vjerojatnost da u slučajno odabranom danu najviše dvije osobe dođu oročiti novce u banku?