Day 4- Binomial Distribution I.ipynb

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    "${\\Large b(x,n,p)= \\, {n\\choose x}*p^x* q^{(n-x)}}$"
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    "def fact(n):\n",
    "    return 1 if n == 0 else n*fact(n-1)\n",
    "\n",
    "def comb(n, x):\n",
    "    return fact(n) / (fact(x) * fact(n-x))\n",
    "\n",
    "def b(x, n, p):\n",
    "    return comb(n, x) * p**x * (1-p)**(n-x)\n",
    "\n",
    "l, r = list(map(float, input().split(\" \")))\n",
    "odds = l / r\n",
    "print(round(sum([b(i, 6, odds / (1 + odds)) for i in range(3, 7)]), 3))"
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