{ "metadata": { "name": "", "signature": "sha256:37e54421926105036ab4e7bbe92a46b3932d155730e24fc8f0f8a9b232523b4b" }, "nbformat": 3, "nbformat_minor": 0, "worksheets": [ { "cells": [ { "cell_type": "markdown", "metadata": {}, "source": [ "# Generating Random Numbers With Numpy\n", "\n", "- **Author:** [Chris Albon](http://www.chrisalbon.com/), [@ChrisAlbon](https://twitter.com/chrisalbon)\n", "- **Date:** -\n", "- **Repo:** [Python 3 code snippets for data science](https://github.com/chrisalbon/code_py)\n", "- **Note:**" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Import Numpy" ] }, { "cell_type": "code", "collapsed": false, "input": [ "import numpy as np" ], "language": "python", "metadata": {}, "outputs": [], "prompt_number": 1 }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Generate A Random Number From The Normal Distribution" ] }, { "cell_type": "code", "collapsed": false, "input": [ "np.random.normal()" ], "language": "python", "metadata": {}, "outputs": [ { "metadata": {}, "output_type": "pyout", "prompt_number": 28, "text": [ "0.5661104974399703" ] } ], "prompt_number": 28 }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Generate Four Random Numbers From The Normal Distribution" ] }, { "cell_type": "code", "collapsed": false, "input": [ "np.random.normal(size=4)" ], "language": "python", "metadata": {}, "outputs": [ { "metadata": {}, "output_type": "pyout", "prompt_number": 29, "text": [ "array([-1.03175853, 1.2867365 , -0.23560103, -1.05225393])" ] } ], "prompt_number": 29 }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Generate Four Random Numbers From The Uniform Distribution" ] }, { "cell_type": "code", "collapsed": false, "input": [ "np.random.uniform(size=4)" ], "language": "python", "metadata": {}, "outputs": [ { "metadata": {}, "output_type": "pyout", "prompt_number": 30, "text": [ "array([ 0.00193123, 0.51932356, 0.87656884, 0.33684494])" ] } ], "prompt_number": 30 }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Generate Four Random Integers Between 1 and 100" ] }, { "cell_type": "code", "collapsed": false, "input": [ "np.random.randint(low=1, high=100, size=4)" ], "language": "python", "metadata": {}, "outputs": [ { "metadata": {}, "output_type": "pyout", "prompt_number": 24, "text": [ "array([96, 25, 94, 77])" ] } ], "prompt_number": 24 } ], "metadata": {} } ] }