diff --git a/YZM509/.idea/YZM509.iml b/YZM509/.idea/YZM509.iml
index a459923..d0876a7 100644
--- a/YZM509/.idea/YZM509.iml
+++ b/YZM509/.idea/YZM509.iml
@@ -2,7 +2,7 @@
 <module type="PYTHON_MODULE" version="4">
   <component name="NewModuleRootManager">
     <content url="file://$MODULE_DIR$" />
-    <orderEntry type="jdk" jdkName="Pipenv (YZM509)" jdkType="Python SDK" />
+    <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>
 </module>
\ No newline at end of file
diff --git a/YZM509/Pipfile b/YZM509/Pipfile
index 0092b1d..128ddc2 100644
--- a/YZM509/Pipfile
+++ b/YZM509/Pipfile
@@ -10,6 +10,6 @@ matplotlib = "*"
 
 [dev-packages]
 
-[requires]
-python_version = "3.10"
-python_full_version = "3.10.10"
+# [requires]
+# python_version = "3.11"
+# python_full_version = "3.10.10"
diff --git a/YZM509/Pipfile.lock b/YZM509/Pipfile.lock
index 52a6f4b..37237e8 100644
--- a/YZM509/Pipfile.lock
+++ b/YZM509/Pipfile.lock
@@ -1,13 +1,10 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "ce683a48d8603a4cbf7b8e5dc367f147bdf38badbf899399e378159fda96c811"
+            "sha256": "b5c57b3f8effe18351019083dd977419d54387d22036789ce1f1d7dcf5aff260"
         },
         "pipfile-spec": 6,
-        "requires": {
-            "python_full_version": "3.10.10",
-            "python_version": "3.10"
-        },
+        "requires": {},
         "sources": [
             {
                 "name": "pypi",
@@ -25,6 +22,14 @@
             "markers": "python_full_version >= '3.6.2'",
             "version": "==3.6.2"
         },
+        "appnope": {
+            "hashes": [
+                "sha256:02bd91c4de869fbb1e1c50aafc4098827a7a54ab2f39d9dcba6c9547ed920e24",
+                "sha256:265a455292d0bd8a72453494fa24df5a11eb18373a60c7c0430889f22548605e"
+            ],
+            "markers": "platform_system == 'Darwin'",
+            "version": "==0.1.3"
+        },
         "argon2-cffi": {
             "hashes": [
                 "sha256:8c976986f2c5c0e5000919e6de187906cfd81fb1c72bf9d88c01177e77da7f80",
@@ -92,11 +97,11 @@
         },
         "beautifulsoup4": {
             "hashes": [
-                "sha256:2130a5ad7f513200fae61a17abb5e338ca980fa28c439c0571014bc0217e9591",
-                "sha256:c5fceeaec29d09c84970e47c65f2f0efe57872f7cff494c9691a26ec0ff13234"
+                "sha256:492bbc69dca35d12daac71c4db1bfff0c876c00ef4a2ffacce226d4638eb72da",
+                "sha256:bd2520ca0d9d7d12694a53d44ac482d181b4ec1888909b035a3dbf40d0f57d4a"
             ],
             "markers": "python_full_version >= '3.6.0'",
-            "version": "==4.12.0"
+            "version": "==4.12.2"
         },
         "bleach": {
             "hashes": [
@@ -254,26 +259,27 @@
         },
         "debugpy": {
             "hashes": [
-                "sha256:0ea1011e94416e90fb3598cc3ef5e08b0a4dd6ce6b9b33ccd436c1dffc8cd664",
-                "sha256:23363e6d2a04d726bbc1400bd4e9898d54419b36b2cdf7020e3e215e1dcd0f8e",
-                "sha256:23c29e40e39ad7d869d408ded414f6d46d82f8a93b5857ac3ac1e915893139ca",
-                "sha256:549ae0cb2d34fc09d1675f9b01942499751d174381b6082279cf19cdb3c47cbe",
-                "sha256:70ab53918fd907a3ade01909b3ed783287ede362c80c75f41e79596d5ccacd32",
-                "sha256:72687b62a54d9d9e3fb85e7a37ea67f0e803aaa31be700e61d2f3742a5683917",
-                "sha256:78739f77c58048ec006e2b3eb2e0cd5a06d5f48c915e2fc7911a337354508110",
-                "sha256:7aa7e103610e5867d19a7d069e02e72eb2b3045b124d051cfd1538f1d8832d1b",
-                "sha256:87755e173fcf2ec45f584bb9d61aa7686bb665d861b81faa366d59808bbd3494",
-                "sha256:9b5d1b13d7c7bf5d7cf700e33c0b8ddb7baf030fcf502f76fc061ddd9405d16c",
-                "sha256:a771739902b1ae22a120dbbb6bd91b2cae6696c0e318b5007c5348519a4211c6",
-                "sha256:b9c2130e1c632540fbf9c2c88341493797ddf58016e7cba02e311de9b0a96b67",
-                "sha256:be596b44448aac14eb3614248c91586e2bc1728e020e82ef3197189aae556115",
-                "sha256:c05349890804d846eca32ce0623ab66c06f8800db881af7a876dc073ac1c2225",
-                "sha256:de4a045fbf388e120bb6ec66501458d3134f4729faed26ff95de52a754abddb1",
-                "sha256:dff595686178b0e75580c24d316aa45a8f4d56e2418063865c114eef651a982e",
-                "sha256:f6383c29e796203a0bba74a250615ad262c4279d398e89d895a69d3069498305"
+                "sha256:0679b7e1e3523bd7d7869447ec67b59728675aadfc038550a63a362b63029d2c",
+                "sha256:279d64c408c60431c8ee832dfd9ace7c396984fd7341fa3116aee414e7dcd88d",
+                "sha256:33edb4afa85c098c24cc361d72ba7c21bb92f501104514d4ffec1fb36e09c01a",
+                "sha256:38ed626353e7c63f4b11efad659be04c23de2b0d15efff77b60e4740ea685d07",
+                "sha256:5224eabbbeddcf1943d4e2821876f3e5d7d383f27390b82da5d9558fd4eb30a9",
+                "sha256:53f7a456bc50706a0eaabecf2d3ce44c4d5010e46dfc65b6b81a518b42866267",
+                "sha256:9cd10cf338e0907fdcf9eac9087faa30f150ef5445af5a545d307055141dd7a4",
+                "sha256:aaf6da50377ff4056c8ed470da24632b42e4087bc826845daad7af211e00faad",
+                "sha256:b3e7ac809b991006ad7f857f016fa92014445085711ef111fdc3f74f66144096",
+                "sha256:bae1123dff5bfe548ba1683eb972329ba6d646c3a80e6b4c06cd1b1dd0205e9b",
+                "sha256:c0ff93ae90a03b06d85b2c529eca51ab15457868a377c4cc40a23ab0e4e552a3",
+                "sha256:c4c2f0810fa25323abfdfa36cbbbb24e5c3b1a42cb762782de64439c575d67f2",
+                "sha256:d71b31117779d9a90b745720c0eab54ae1da76d5b38c8026c654f4a066b0130a",
+                "sha256:dbe04e7568aa69361a5b4c47b4493d5680bfa3a911d1e105fbea1b1f23f3eb45",
+                "sha256:de86029696e1b3b4d0d49076b9eba606c226e33ae312a57a46dca14ff370894d",
+                "sha256:e3876611d114a18aafef6383695dfc3f1217c98a9168c1aaf1a02b01ec7d8d1e",
+                "sha256:ed6d5413474e209ba50b1a75b2d9eecf64d41e6e4501977991cdc755dc83ab0f",
+                "sha256:f90a2d4ad9a035cee7331c06a4cf2245e38bd7c89554fe3b616d90ab8aab89cc"
             ],
             "markers": "python_version >= '3.7'",
-            "version": "==1.6.6"
+            "version": "==1.6.7"
         },
         "decorator": {
             "hashes": [
@@ -664,11 +670,11 @@
         },
         "nbclassic": {
             "hashes": [
-                "sha256:312b3f7d7ff2e6c261d51799bb12e6493498ab47d3469d3a01015d5533fd4d2b",
-                "sha256:df78e4ba143f35084ad060deec16cb1d4839dde47bfdbc4232beb7071a6d70ea"
+                "sha256:47791b04dbcb89bf7fde910a3d848fd4793a4248a8936202453631a87da37d51",
+                "sha256:d2c91adc7909b0270c73e3e253d3687a6704b4f0a94bc156a37c85eba09f4d37"
             ],
             "markers": "python_version >= '3.7'",
-            "version": "==0.5.4"
+            "version": "==0.5.5"
         },
         "nbclient": {
             "hashes": [
@@ -704,11 +710,11 @@
         },
         "notebook": {
             "hashes": [
-                "sha256:50a334ad9d60b30cb759405168ef6fc3d60350ab5439fb1631544bb09dcb2cce",
-                "sha256:b12bee3292211d85dd7e588a790ddce30cb3e8fbcfa1e803522a207f60819e05"
+                "sha256:517209568bd47261e2def27a140e97d49070602eea0d226a696f42a7f16c9a4e",
+                "sha256:dd17e78aefe64c768737b32bf171c1c766666a21cc79a44d37a1700771cab56f"
             ],
             "markers": "python_version >= '3.7'",
-            "version": "==6.5.3"
+            "version": "==6.5.4"
         },
         "notebook-shim": {
             "hashes": [
diff --git a/YZM509/nb/01_intro_statiscs.ipynb b/YZM509/nb/01_intro_statiscs.ipynb
index ea4c054..ae2d51c 100644
--- a/YZM509/nb/01_intro_statiscs.ipynb
+++ b/YZM509/nb/01_intro_statiscs.ipynb
@@ -13,19 +13,32 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 1,
    "outputs": [],
    "source": [
     "dizi = [37, 40, 1, 2, 3, 3, 4, 5, 15, 20, 4, 3]"
    ],
    "metadata": {
-    "collapsed": false
+    "collapsed": false,
+    "ExecuteTime": {
+     "start_time": "2023-04-08T23:13:37.482288Z",
+     "end_time": "2023-04-08T23:13:37.486971Z"
+    }
    }
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "outputs": [],
+   "execution_count": 2,
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "11.416666666666666\n",
+      "11.416666666666666\n"
+     ]
+    }
+   ],
    "source": [
     "def mean1(a):\n",
     "    return sum(a) / float(len(a))\n",
@@ -38,16 +51,37 @@
     "print(mean2(dizi))"
    ],
    "metadata": {
-    "collapsed": false
+    "collapsed": false,
+    "ExecuteTime": {
+     "start_time": "2023-04-08T23:13:37.490658Z",
+     "end_time": "2023-04-08T23:13:37.494548Z"
+    }
    }
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "outputs": [],
+   "execution_count": 3,
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "4.0\n",
+      "4.0\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": "3"
+     },
+     "execution_count": 3,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
     "def median(ls):\n",
-    "    # orjinla diziyi bozmayalım diye kopyasını alallım\n",
+    "    # orjinal diziyi bozmayalım diye kopyasını alalım\n",
     "    data = sorted(ls)\n",
     "\n",
     "    # // --> Floor division\n",
@@ -65,7 +99,11 @@
     "statistics.mode(dizi)"
    ],
    "metadata": {
-    "collapsed": false
+    "collapsed": false,
+    "ExecuteTime": {
+     "start_time": "2023-04-08T23:13:37.495794Z",
+     "end_time": "2023-04-08T23:13:37.506885Z"
+    }
    }
   },
   {
diff --git a/YZM509/nb/02_matplot.ipynb b/YZM509/nb/02_matplot.ipynb
index e8f72d9..be2a4cb 100644
--- a/YZM509/nb/02_matplot.ipynb
+++ b/YZM509/nb/02_matplot.ipynb
@@ -2,9 +2,13 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 1,
    "metadata": {
-    "tags": []
+    "tags": [],
+    "ExecuteTime": {
+     "start_time": "2023-04-08T23:14:36.974703Z",
+     "end_time": "2023-04-08T23:14:37.874676Z"
+    }
    },
    "outputs": [
     {
@@ -39,11 +43,15 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 2,
    "metadata": {
     "collapsed": false,
     "jupyter": {
      "outputs_hidden": false
+    },
+    "ExecuteTime": {
+     "start_time": "2023-04-08T23:14:37.894223Z",
+     "end_time": "2023-04-08T23:14:37.990558Z"
     }
    },
    "outputs": [
@@ -87,11 +95,15 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 2,
    "outputs": [],
    "source": [],
    "metadata": {
-    "collapsed": false
+    "collapsed": false,
+    "ExecuteTime": {
+     "start_time": "2023-04-08T23:14:37.989090Z",
+     "end_time": "2023-04-08T23:14:37.997121Z"
+    }
    }
   }
  ],
diff --git a/YZM526/.idea/workspace.xml b/YZM526/.idea/workspace.xml
index eb3aa10..ca10d19 100644
--- a/YZM526/.idea/workspace.xml
+++ b/YZM526/.idea/workspace.xml
@@ -4,18 +4,24 @@
     <option name="autoReloadType" value="SELECTIVE" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="fdff8b4f-ad89-4e24-b13f-eadf3aacfd67" name="Changes" comment="">
-      <change beforePath="$PROJECT_DIR$/.idea/.gitignore" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/YZM526.iml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/YZM526.iml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Pipfile" beforeDir="false" afterPath="$PROJECT_DIR$/Pipfile" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Pipfile.lock" beforeDir="false" afterPath="$PROJECT_DIR$/Pipfile.lock" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/vize.ipynb" beforeDir="false" afterPath="$PROJECT_DIR$/vize.ipynb" afterDir="false" />
+    <list default="true" id="fdff8b4f-ad89-4e24-b13f-eadf3aacfd67" name="Changes" comment="q2">
+      <change beforePath="$PROJECT_DIR$/../YZM509/.idea/YZM509.iml" beforeDir="false" afterPath="$PROJECT_DIR$/../YZM509/.idea/YZM509.iml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/../YZM509/Pipfile" beforeDir="false" afterPath="$PROJECT_DIR$/../YZM509/Pipfile" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/../YZM509/Pipfile.lock" beforeDir="false" afterPath="$PROJECT_DIR$/../YZM509/Pipfile.lock" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/../YZM509/nb/01_intro_statiscs.ipynb" beforeDir="false" afterPath="$PROJECT_DIR$/../YZM509/nb/01_intro_statiscs.ipynb" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/../YZM509/nb/02_matplot.ipynb" beforeDir="false" afterPath="$PROJECT_DIR$/../YZM509/nb/02_matplot.ipynb" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/../YZM509/nb/readme.md" beforeDir="false" afterPath="$PROJECT_DIR$/../YZM509/nb/readme.md" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
     <option name="LAST_RESOLUTION" value="IGNORE" />
   </component>
+  <component name="ChangesViewManager">
+    <option name="groupingKeys">
+      <option value="directory" />
+    </option>
+  </component>
   <component name="Git.Settings">
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$/.." />
   </component>
@@ -27,19 +33,19 @@
     <option name="hideEmptyMiddlePackages" value="true" />
     <option name="showLibraryContents" value="true" />
   </component>
-  <component name="PropertiesComponent"><![CDATA[{
-  "keyToString": {
-    "RunOnceActivity.OpenProjectViewOnStart": "true",
-    "RunOnceActivity.ShowReadmeOnStart": "true",
-    "WebServerToolWindowFactoryState": "false",
-    "node.js.detected.package.eslint": "true",
-    "node.js.detected.package.tslint": "true",
-    "node.js.selected.package.eslint": "(autodetect)",
-    "node.js.selected.package.tslint": "(autodetect)",
-    "nodejs_package_manager_path": "npm",
-    "vue.rearranger.settings.migration": "true"
+  <component name="PropertiesComponent">{
+  &quot;keyToString&quot;: {
+    &quot;RunOnceActivity.OpenProjectViewOnStart&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
+    &quot;WebServerToolWindowFactoryState&quot;: &quot;false&quot;,
+    &quot;node.js.detected.package.eslint&quot;: &quot;true&quot;,
+    &quot;node.js.detected.package.tslint&quot;: &quot;true&quot;,
+    &quot;node.js.selected.package.eslint&quot;: &quot;(autodetect)&quot;,
+    &quot;node.js.selected.package.tslint&quot;: &quot;(autodetect)&quot;,
+    &quot;nodejs_package_manager_path&quot;: &quot;npm&quot;,
+    &quot;vue.rearranger.settings.migration&quot;: &quot;true&quot;
   }
-}]]></component>
+}</component>
   <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
   <component name="TaskManager">
     <task active="true" id="Default" summary="Default task">
@@ -49,10 +55,23 @@
       <option name="presentableId" value="Default" />
       <updated>1680979066279</updated>
       <workItem from="1680979067356" duration="3117000" />
+      <workItem from="1681063047081" duration="215000" />
     </task>
+    <task id="LOCAL-00001" summary="q2">
+      <created>1681063147740</created>
+      <option name="number" value="00001" />
+      <option name="presentableId" value="LOCAL-00001" />
+      <option name="project" value="LOCAL" />
+      <updated>1681063147740</updated>
+    </task>
+    <option name="localTasksCounter" value="2" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
     <option name="version" value="3" />
   </component>
+  <component name="VcsManagerConfiguration">
+    <MESSAGE value="q2" />
+    <option name="LAST_COMMIT_MESSAGE" value="q2" />
+  </component>
 </project>
\ No newline at end of file