02_Calculating_Diversity.ipynb

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   "source": [
    "population of California in 2010:  https://github.com/rdhyee/diversity-census-calc/blob/0.0.1/census_2010_sf1/state_five_categories.csv#L6"
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   "source": [
    "pops = [14956253, 2163804, 4775070, 14013719, 1345110]\n",
    "CA_pop = 37253956"
   ]
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    "sum(pops) == CA_pop"
   ]
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    "# Shannon index"
   ]
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    "https://en.wikipedia.org/wiki/Diversity_index#Shannon_index\n",
    "\n",
    "$H' = -\\sum_{i=1}^R p_i \\ln p_i$  "
   ]
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   "source": [
    "# FILL IN\n",
    "\n"
   ]
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   "source": [
    "Compare with the [`entropy_5` column for California](https://github.com/rdhyee/diversity-census-calc/blob/0.0.1/census_2010_sf1/state_diversity_measures.csv#L6) -- answer should be 0.7969941601550823"
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   "source": [
    "\n",
    "# Gini-Simpson\n",
    "\n",
    "https://en.wikipedia.org/wiki/Diversity_index#Gini.E2.80.93Simpson_index\n",
    "\n",
    "$1 - \\lambda = 1 - \\sum_{i=1}^R p_i^2 = 1 - 1/{}^2D$"
   ]
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    "# FILL IN \n",
    "\n"
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    "Answer is 0.6762156265155197"
   ]
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