S02c_Exercise1.ipynb

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    "# Execute before using this notebook if using google colab\n",
    "\n",
    "kernel = str(get_ipython())\n",
    "\n",
    "if 'google.colab' in kernel:    \n",
    "    !wget https://raw.githubusercontent.com/fredzett/rmqa/master/utils.py -P local_modules -nc \n",
    "    !npx degit fredzett/rmqa/data data\n",
    "    import sys\n",
    "    sys.path.append('local_modules')"
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    "import numpy as np\n",
    "from utils import Datasets"
   ]
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   "source": [
    "# Exercise 1 "
   ]
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    "Show (with an example) that the median and the $50^{th}$ percentile are the same"
   ]
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   "source": [
    "## Solution 1"
   ]
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    "# Exercise 2\n",
    "\n",
    "The **HR Statistics Inc.** has gathered a sample of salary data. The data includes three groups`\n",
    "\n",
    "- `low`: salary from workers with work experience $<=5yrs$\n",
    "- `medium`: salary from workers with work experience $>5yrs$ and $<=10yrs$\n",
    "- `high`: salary from workers with work experience $>10yrs$\n",
    "\n",
    "For the consulting service the company wants to understand if and how salaries differe by work experience. \n",
    "\n",
    "Please help them and calculate for each group:\n",
    "\n",
    "- location parameter\n",
    "- variance parameter\n",
    "\n",
    "**Important**: try to avoid code repetition\n",
    "\n",
    "What are your conclusions?"
   ]
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    "low, medium,  high = Datasets.salaries()"
   ]
  },
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   "cell_type": "markdown",
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   "source": [
    "\n",
    "## Solution 2"
   ]
  },
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