diff --git a/your-code/main.ipynb b/your-code/main.ipynb index e196ddb..81c5934 100755 --- a/your-code/main.ipynb +++ b/your-code/main.ipynb @@ -11,11 +11,12 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 48, "metadata": {}, "outputs": [], "source": [ - "# your code here" + "import pandas as pd\n", + "import numpy as np" ] }, { @@ -27,7 +28,7 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 49, "metadata": {}, "outputs": [], "source": [ @@ -45,11 +46,11 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 50, "metadata": {}, "outputs": [], "source": [ - "# your code here" + "data = pd.read_csv(\"apple_store.csv\")" ] }, { @@ -63,11 +64,136 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 51, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/html": [ + "
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idtrack_namesize_bytespricerating_count_totrating_count_veruser_ratinguser_rating_verprime_genre
0281656475PAC-MAN Premium1007882243.9921292264.04.5Games
1281796108Evernote - stay organized1585786880.00161065264.03.5Productivity
2281940292WeatherBug - Local Weather, Radar, Maps, Alerts1005240320.0018858328223.54.5Weather
3282614216eBay: Best App to Buy, Sell, Save! Online Shop...1285120000.002622416494.04.5Shopping
4282935706Bible927744000.0098592053204.55.0Reference
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idsize_bytespricerating_count_totrating_count_veruser_ratinguser_rating_ver
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50%9.781482e+089.715302e+070.0000003.000000e+0223.0000004.0000004.000000
75%1.082310e+091.819249e+081.9900002.793000e+03140.0000004.5000004.500000
max1.188376e+094.025970e+09299.9900002.974676e+06177050.0000005.0000005.000000
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idtrack_namesize_bytespricerating_count_totrating_count_veruser_ratinguser_rating_verprime_genre
0281656475PAC-MAN Premium1007882243.9921292264.04.5Games
1281796108Evernote - stay organized1585786880.00161065264.03.5Productivity
3282614216eBay: Best App to Buy, Sell, Save! Online Shop...1285120000.002622416494.04.5Shopping
4282935706Bible927744000.0098592053204.55.0Reference
5283619399Shanghai Mahjong104857130.99825355164.04.0Games
..............................
71921187617475Kubik1266442240.00142754.54.5Games
71931187682390VR Roller-Coaster1207603200.0030304.54.5Games
71941187779532Bret Michaels Emojis + Lyric Keyboard1113221121.991504.50.0Utilities
71951187838770VR Roller Coaster World - Virtual Reality972359680.0085324.54.5Games
71961188375727Escape the Sweet Shop Series908984320.00335.05.0Games
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Online Shop... \n", + "4 282935706 Bible \n", + "5 283619399 Shanghai Mahjong \n", + "... ... ... \n", + "7192 1187617475 Kubik \n", + "7193 1187682390 VR Roller-Coaster \n", + "7194 1187779532 Bret Michaels Emojis + Lyric Keyboard \n", + "7195 1187838770 VR Roller Coaster World - Virtual Reality \n", + "7196 1188375727 Escape the Sweet Shop Series \n", + "\n", + " size_bytes price rating_count_tot rating_count_ver user_rating \\\n", + "0 100788224 3.99 21292 26 4.0 \n", + "1 158578688 0.00 161065 26 4.0 \n", + "3 128512000 0.00 262241 649 4.0 \n", + "4 92774400 0.00 985920 5320 4.5 \n", + "5 10485713 0.99 8253 5516 4.0 \n", + "... ... ... ... ... ... \n", + "7192 126644224 0.00 142 75 4.5 \n", + "7193 120760320 0.00 30 30 4.5 \n", + "7194 111322112 1.99 15 0 4.5 \n", + "7195 97235968 0.00 85 32 4.5 \n", + "7196 90898432 0.00 3 3 5.0 \n", + "\n", + " user_rating_ver prime_genre \n", + "0 4.5 Games \n", + "1 3.5 Productivity \n", + "3 4.5 Shopping \n", + "4 5.0 Reference \n", + "5 4.0 Games \n", + "... ... ... \n", + "7192 4.5 Games \n", + "7193 4.5 Games \n", + "7194 0.0 Utilities \n", + "7195 4.5 Games \n", + "7196 5.0 Games \n", + "\n", + "[4781 rows x 9 columns]" + ] + }, + "execution_count": 58, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ - "# your code here" + "user_rating_high = data[data[\"user_rating\"] >= 4]\n", + "user_rating_high" ] }, { @@ -201,11 +734,22 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 59, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/plain": [ + "4781" + ] + }, + "execution_count": 59, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ - "# your code here" + "len(user_rating_high)" ] }, { @@ -219,11 +763,11 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 60, "metadata": {}, "outputs": [], "source": [ - "# your code here" + "data.rename(columns={\"prime_genre\": \"genres\"}, inplace=True)" ] }, { @@ -235,11 +779,22 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 61, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/plain": [ + "23" + ] + }, + "execution_count": 61, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ - "# your code here" + "data[\"genres\"].nunique()" ] }, { @@ -260,11 +815,25 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 62, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/plain": [ + "Games 3862\n", + "Entertainment 535\n", + "Education 453\n", + "Name: genres, dtype: int64" + ] + }, + "execution_count": 62, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ - "# your code here" + "data[\"genres\"].value_counts()[:3]" ] }, { @@ -305,11 +874,47 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 83, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/plain": [ + "genres\n", + "Games 2257\n", + "Entertainment 334\n", + "Photo & Video 167\n", + "Social Networking 143\n", + "Education 132\n", + "Shopping 121\n", + "Utilities 109\n", + "Lifestyle 94\n", + "Finance 84\n", + "Sports 79\n", + "Health & Fitness 76\n", + "Music 67\n", + "Book 66\n", + "Productivity 62\n", + "News 58\n", + "Travel 56\n", + "Food & Drink 43\n", + "Weather 31\n", + "Navigation 20\n", + "Reference 20\n", + "Business 20\n", + "Catalogs 9\n", + "Medical 8\n", + "Name: price, dtype: int64" + ] + }, + "execution_count": 83, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ - "# your code here" + "free_apps = data[data[\"price\"] == 0.00].groupby(\"genres\").count()[\"price\"].sort_values(ascending = False)\n", + "free_apps" ] }, { @@ -352,11 +957,47 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 90, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/plain": [ + "genres\n", + "Games 0.556460\n", + "Entertainment 0.082347\n", + "Photo & Video 0.041174\n", + "Social Networking 0.035256\n", + "Education 0.032544\n", + "Shopping 0.029832\n", + "Utilities 0.026874\n", + "Lifestyle 0.023176\n", + "Finance 0.020710\n", + "Sports 0.019477\n", + "Health & Fitness 0.018738\n", + "Music 0.016519\n", + "Book 0.016272\n", + "Productivity 0.015286\n", + "News 0.014300\n", + "Travel 0.013807\n", + "Food & Drink 0.010602\n", + "Weather 0.007643\n", + "Navigation 0.004931\n", + "Reference 0.004931\n", + "Business 0.004931\n", + "Catalogs 0.002219\n", + "Medical 0.001972\n", + "Name: price, dtype: float64" + ] + }, + "execution_count": 90, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ - "# your code here" + "proportion = free_apps / free_apps.sum()\n", + "proportion" ] }, { @@ -397,11 +1038,169 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 100, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/html": [ + "
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Reference4.836875
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Weather1.605417
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Travel1.120370
Sports0.953070
Entertainment0.889701
Lifestyle0.885417
Catalogs0.799000
News0.517733
Finance0.421154
Social Networking0.339880
Shopping0.016311
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" + ], + "text/plain": [ + " price\n", + "genres \n", + "Medical 8.776087\n", + "Business 5.116316\n", + "Reference 4.836875\n", + "Music 4.835435\n", + "Productivity 4.330562\n", + "Navigation 4.124783\n", + "Education 4.028234\n", + "Health & Fitness 1.916444\n", + "Book 1.790536\n", + "Utilities 1.647621\n", + "Weather 1.605417\n", + "Food & Drink 1.552381\n", + "Photo & Video 1.473295\n", + "Games 1.432923\n", + "Travel 1.120370\n", + "Sports 0.953070\n", + "Entertainment 0.889701\n", + "Lifestyle 0.885417\n", + "Catalogs 0.799000\n", + "News 0.517733\n", + "Finance 0.421154\n", + "Social Networking 0.339880\n", + "Shopping 0.016311" + ] + }, + "execution_count": 100, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ - "# your code here" + "data.groupby([\"genres\"]).agg({\"price\":\"mean\"}).sort_values(by = \"price\", ascending = False)" ] }, { @@ -417,7 +1216,7 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 101, "metadata": {}, "outputs": [], "source": [ @@ -438,11 +1237,146 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 102, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/html": [ + "
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012010110NaN-21-11.01021.0NW1.7900
122010111NaN-21-12.01020.0NW4.9200
232010112NaN-21-11.01019.0NW6.7100
342010113NaN-21-14.01019.0NW9.8400
452010114NaN-20-12.01018.0NW12.9700
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" + ], + "text/plain": [ + " No year month day hour pm2.5 DEWP TEMP PRES cbwd Iws Is Ir\n", + "0 1 2010 1 1 0 NaN -21 -11.0 1021.0 NW 1.79 0 0\n", + "1 2 2010 1 1 1 NaN -21 -12.0 1020.0 NW 4.92 0 0\n", + "2 3 2010 1 1 2 NaN -21 -11.0 1019.0 NW 6.71 0 0\n", + "3 4 2010 1 1 3 NaN -21 -14.0 1019.0 NW 9.84 0 0\n", + "4 5 2010 1 1 4 NaN -20 -12.0 1018.0 NW 12.97 0 0" + ] + }, + "execution_count": 102, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ - "# Your code here:" + "pm25.head()" ] }, { @@ -454,9 +1388,20 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 103, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/plain": [ + "2.0" + ] + }, + "execution_count": 103, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ "def hourly(x):\n", " '''\n", @@ -467,9 +1412,9 @@ " Input: 48\n", " Output: 2.0\n", " '''\n", + " return x / 24\n", " \n", - " # Your code here:\n", - " " + "hourly(48) " ] }, { @@ -481,11 +1426,132 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 106, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/html": [ + "
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IwsIsIr
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43824 rows × 3 columns

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" + ], + "text/plain": [ + " Iws Is Ir\n", + "0 0.074583 0.0 0.0\n", + "1 0.205000 0.0 0.0\n", + "2 0.279583 0.0 0.0\n", + "3 0.410000 0.0 0.0\n", + "4 0.540417 0.0 0.0\n", + "... ... ... ...\n", + "43819 9.665417 0.0 0.0\n", + "43820 9.907500 0.0 0.0\n", + "43821 10.112500 0.0 0.0\n", + "43822 10.280000 0.0 0.0\n", + "43823 10.410417 0.0 0.0\n", + "\n", + "[43824 rows x 3 columns]" + ] + }, + "execution_count": 106, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ - "# Your code here:" + "pm25_hourly = pm25[[\"Iws\", \"Is\", \"Ir\"]].apply(hourly)\n", + "pm25_hourly" ] }, { @@ -499,9 +1565,20 @@ }, { "cell_type": "code", - "execution_count": null, + "execution_count": 109, "metadata": {}, - "outputs": [], + "outputs": [ + { + "data": { + "text/plain": [ + "0.00114118303349757" + ] + }, + "execution_count": 109, + "metadata": {}, + "output_type": "execute_result" + } + ], "source": [ "def sample_sd(x):\n", " '''\n", @@ -513,13 +1590,17 @@ " Output: 0.3726779962\n", " '''\n", " \n", - " # Your code here:" + " count = x.count()\n", + " return np.std(x) / (count - 1)\n", + "\n", + "std_dev = sample_sd(pm25[\"Iws\"])\n", + "std_dev" ] } ], "metadata": { "kernelspec": { - "display_name": "Python 3", + "display_name": "Python 3 (ipykernel)", "language": "python", "name": "python3" }, @@ -533,7 +1614,7 @@ "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython3", - "version": "3.6.8" + "version": "3.10.9" } }, "nbformat": 4,