編集履歴

質問編集履歴

追記の削除

2021/03/06 03:31

投稿

ishiko

スコア6

test CHANGED Viewed

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test CHANGED Viewed

@@ -4,11 +4,7 @@
 分かりやすいように2人分のデータを使ってみました。
-ー追記ー
-載せたプログラム合っていました。すみません、、
-追記のプログラムも同じように計算しているのですが、こちらは実行結果がおかしいです。どこが違うのか分かりません。
 ### 発生している問題・エラーメッセージ
@@ -190,198 +186,10 @@
-}
-ーーーーーーーーーーーー追記ーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーー
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <math.h>
-#include <ctype.h>
-typedef struct
-{
-  char FamilyName[32];
-  char FirstName[32];
-  int   Score[5];
-}Student;
-int main(void)
-{
-   int    sum[5]={0};
-   double ave[5];
-   double sum2[5]={0.000};
-   double sd[5]={0.000};
- typedef struct
- {
-   double dev[5];
- }Deviation;
-    Deviation data2[50] = {0};
-   int i, m;
-    FILE*fp;
-    Student data[50];
-   fp=fopen("tensu.txt","r");
-  if(fp == NULL)
-  {
-    perror("ファイルの読み込みに失敗/n");
-  }
-    for( i = 0; i < 50; i++ )
-    {
-        if( fscanf( fp,  "%s%s%d %d %d %d %d\n" , data[i].FamilyName, data[i].FirstName,
-                  &data[i].Score[0], &data[i].Score[1], &data[i].Score[2], &data[i].Score[3], &data[i].Score[4] ) != 7 ) break;
-    }
-  for( i = 0; i < 5; i++ )
-  {
-    for( m = 0; m < 50; m++ )
-    {
-        sum[i] += data[m].Score[i];
-    }
-  }
-    ave[0] = sum[0]/50;
-    ave[1] = sum[1]/50;
-    ave[2] = sum[2]/50;
-    ave[3] = sum[3]/50;
-    ave[4] = sum[4]/50;
-  for( i = 0; i < 5; i++ )
-  {
-    for( m = 0; m < 50; m++ )
-    {
-        sum2[i] += ( data[m].Score[i] - ave[i] )*( data[m].Score[i] - ave[i] );
-    }
-  }
-    sd[0] = sqrt(sum2[0]/50);
-    sd[1] = sqrt(sum2[1]/50);
-    sd[2] = sqrt(sum2[2]/50);
-    sd[3] = sqrt(sum2[3]/50);
-    sd[4] = sqrt(sum2[4]/50);
-  for( i = 0; i < 5; i++ )
-  {
-    for( m = 0; m < 50; m++ )
-    {
-       data2[m].dev[i] = ( data[m].Score[i] - ave[i] ) *10/sd[i] + 50;
-    }
-  }
-         for( m = 0; m < 50; m++ )
-         {
-            printf("%10s %10s    %2d %2d %2d %2d %2d | %2.2f %2.2f %2.2f %2.2f %2.2f\n",
-                   data[m].FamilyName, data[m].FirstName, data[m].Score[0], data[m].Score[1], data[m].Score[2], data[m].Score[3], data[m].Score[4],
-                   data2[m].dev[0], data2[m].dev[1], data2[m].dev[2], data2[m].dev[3], data2[m].dev[4] );
-         }
-         printf("\n-----------------------------------------------------------------------------------------------\n");
-         printf("平均点：　%2.2f %2.2f %2.2f %2.2f %2.2f\n",ave[0], ave[1], ave[2], ave[3], ave[4]);
-         printf("標準偏差：%2.2f %2.2f %2.2f %2.2f %2.2f\n",sd[0], sd[1], sd[2], sd[3], sd[4]);
-fclose( fp );
-}
 ```
@@ -410,114 +218,6 @@
-追記の実行結果は以下です。（便宜上同じ生徒を５０人並べたファイルを使用しています。）
-以下のデータを「syukei.txt」に出力します
-姓　　　　　名　　　　　点数　　　　　　　　偏差値
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 100.00 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    80 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
-    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
 -----------------------------------------------------------------------------------------------
 平均点：　45.00 20.00 30.00 40.00 50.00

}の消し忘れ

2021/03/06 03:31

投稿

ishiko

スコア6

test CHANGED Viewed

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test CHANGED Viewed

	@@ -370,7 +370,7 @@
370 370
371 371
372 372
373	- }
373	+
374 374
375 375
376 376

追記

2021/03/05 16:07

投稿

ishiko

スコア6

test CHANGED Viewed

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test CHANGED Viewed

@@ -4,13 +4,19 @@
 分かりやすいように2人分のデータを使ってみました。
+ー追記ー
+載せたプログラム合っていました。すみません、、
+追記のプログラムも同じように計算しているのですが、こちらは実行結果がおかしいです。どこが違うのか分かりません。
 ### 発生している問題・エラーメッセージ
 ```
-標準偏差と偏差値が違う。（平均点は合っている）
+標準偏差と偏差値が違う。（平均点は合っている）←追記プログラム
 ```
@@ -186,6 +192,196 @@
 }
+ーーーーーーーーーーーー追記ーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーーー
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+#include <ctype.h>
+typedef struct
+{
+  char FamilyName[32];
+  char FirstName[32];
+  int   Score[5];
+}Student;
+int main(void)
+{
+   int    sum[5]={0};
+   double ave[5];
+   double sum2[5]={0.000};
+   double sd[5]={0.000};
+ typedef struct
+ {
+   double dev[5];
+ }Deviation;
+    Deviation data2[50] = {0};
+   int i, m;
+    FILE*fp;
+    Student data[50];
+   fp=fopen("tensu.txt","r");
+  if(fp == NULL)
+  {
+    perror("ファイルの読み込みに失敗/n");
+  }
+    for( i = 0; i < 50; i++ )
+    {
+        if( fscanf( fp,  "%s%s%d %d %d %d %d\n" , data[i].FamilyName, data[i].FirstName,
+                  &data[i].Score[0], &data[i].Score[1], &data[i].Score[2], &data[i].Score[3], &data[i].Score[4] ) != 7 ) break;
+    }
+  for( i = 0; i < 5; i++ )
+  {
+    for( m = 0; m < 50; m++ )
+    {
+        sum[i] += data[m].Score[i];
+    }
+  }
+    ave[0] = sum[0]/50;
+    ave[1] = sum[1]/50;
+    ave[2] = sum[2]/50;
+    ave[3] = sum[3]/50;
+    ave[4] = sum[4]/50;
+  for( i = 0; i < 5; i++ )
+  {
+    for( m = 0; m < 50; m++ )
+    {
+        sum2[i] += ( data[m].Score[i] - ave[i] )*( data[m].Score[i] - ave[i] );
+    }
+  }
+    sd[0] = sqrt(sum2[0]/50);
+    sd[1] = sqrt(sum2[1]/50);
+    sd[2] = sqrt(sum2[2]/50);
+    sd[3] = sqrt(sum2[3]/50);
+    sd[4] = sqrt(sum2[4]/50);
+  for( i = 0; i < 5; i++ )
+  {
+    for( m = 0; m < 50; m++ )
+    {
+       data2[m].dev[i] = ( data[m].Score[i] - ave[i] ) *10/sd[i] + 50;
+    }
+  }
+         for( m = 0; m < 50; m++ )
+         {
+            printf("%10s %10s    %2d %2d %2d %2d %2d | %2.2f %2.2f %2.2f %2.2f %2.2f\n",
+                   data[m].FamilyName, data[m].FirstName, data[m].Score[0], data[m].Score[1], data[m].Score[2], data[m].Score[3], data[m].Score[4],
+                   data2[m].dev[0], data2[m].dev[1], data2[m].dev[2], data2[m].dev[3], data2[m].dev[4] );
+         }
+         printf("\n-----------------------------------------------------------------------------------------------\n");
+         printf("平均点：　%2.2f %2.2f %2.2f %2.2f %2.2f\n",ave[0], ave[1], ave[2], ave[3], ave[4]);
+         printf("標準偏差：%2.2f %2.2f %2.2f %2.2f %2.2f\n",sd[0], sd[1], sd[2], sd[3], sd[4]);
+    }
+fclose( fp );
+}
 ```
@@ -211,3 +407,119 @@
     Yamada       Taro    25 10 40  0 15 | 40.00 40.00 40.00 40.00 40.00
     Suzuki       Hana    75 60 85 90 70 | 60.00 60.00 60.00 60.00 60.00
+追記の実行結果は以下です。（便宜上同じ生徒を５０人並べたファイルを使用しています。）
+以下のデータを「syukei.txt」に出力します
+姓　　　　　名　　　　　点数　　　　　　　　偏差値
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 100.00 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    SUZUKI     Takuya    40 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    80 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 57.14 -1.#J -1.#J -1.#J -1.#J
+    YAMADA     Hanako    50 20 30 40 50 | 42.86 -1.#J -1.#J -1.#J -1.#J
+-----------------------------------------------------------------------------------------------
+平均点：　45.00 20.00 30.00 40.00 50.00
+標準偏差：7.00 0.00 0.00 0.00 0.00