📄 النص الكامل للصفحة
{
"language": "ar",
"direction": "rtl",
"page_context": {
"page_title": "حساب الانحراف المعياري لمستويات فيتامين D والكالسيوم",
"page_type": "exercises",
"main_topics": [
"الانحراف المعياري",
"تحليل البيانات",
"فيتامين D",
"الكالسيوم",
"برنامج Excel"
],
"headers": [
"ملف",
"الشريط الرئيسي",
"إدراج",
"رسم",
"تخطيط الصفحة",
"صيغ",
"بيانات",
"مراجعة",
"عرض",
"توصيل تلقائي",
"تعليمات",
"إعداد الرسم"
],
"has_questions": true,
"has_formulas": true,
"has_examples": false,
"has_visual_elements": true
},
"sections": [
{
"order": 1,
"type": "header",
"content_classification": "NON_EDUCATIONAL",
"question_indicators": {
"has_question_words": false,
"has_numbering": false,
"has_multiple_choice": false,
"has_instruction_words": false
},
"title": "Excel Menu Bar",
"content": "ملف الشريط الرئيسي إدراج رسم تخطيط الصفحة صيغ بيانات مراجعة عرض توصيل تلقائي تعليمات إعداد الرسم",
"associated_visual_elements": []
},
{
"order": 2,
"type": "exercise",
"content_classification": "QUESTION",
"question_indicators": {
"has_question_words": true,
"has_numbering": false,
"has_multiple_choice": false,
"has_instruction_words": false
},
"title": "F",
"content": "أوجد الانحراف المعياري لمستوى فيتامين D ومستوى الكالسيوم للمستجيبين.",
"associated_visual_elements": [
0,
1,
2
]
},
{
"order": 3,
"type": "main_content",
"content_classification": "EDUCATIONAL_CONTENT",
"question_indicators": {
"has_question_words": false,
"has_numbering": true,
"has_multiple_choice": false,
"has_instruction_words": true
},
"title": "خطوات إيجاد الانحراف المعياري",
"content": "اتبع الخطوات الآتية لإيجاد الانحراف المعياري:\n1. انتقل إلى البيانات في البرنامج.\n2. في خلية فارغة ابدأ بحساب الانحراف المعياري، ضع =\n3. ابدأ بكتابة الأمر الخاص بالانحراف المعياري STDEV.S.\n4. داخل الأقواس، حدد جميع خلايا العمود المراد حساب الانحراف المعياري له، في هذه الحالة فيتامين D.\n5. كرر العملية نفسها للعمود الآخر الكالسيوم.",
"associated_visual_elements": []
},
{
"order": 4,
"type": "metadata",
"content_classification": "METADATA",
"question_indicators": {
"has_question_words": false,
"has_numbering": false,
"has_multiple_choice": false,
"has_instruction_words": false
},
"title": "Page Number",
"content": "85 وزارة التعليم Ministry of Education 1442 - 2021",
"associated_visual_elements": []
}
],
"visual_elements": [
{
"index": 0,
"label": "بيانات فيتامين D والكالسيوم",
"question_number": "F",
"type": "table",
"location": "left side of page",
"description": "A snippet of an Excel spreadsheet showing two columns of data, 'فيتامين D' and 'الكالسيوم', along with row numbers from 1 to 21. The last visible row (22) contains an Excel formula.",
"table_structure": {
"headers": [
"فيتامين D",
"الكالسيوم"
],
"rows": [
[
"33.1",
"8.9"
],
[
"62.1",
"9.4"
],
[
"68.8",
"9.6"
],
[
"31.8",
"تكرار"
],
[
"40.9",
"9.7"
],
[
"45.7",
"تكرار"
],
[
"53.3",
"9.2"
],
[
"51.9",
"9.4"
],
[
"89.0",
"9.4"
],
[
"53.3",
"تكرار"
],
[
"51.3",
"9.0"
],
[
"38.7",
"تكرار"
],
[
"35.8",
"9.1"
],
[
"54.4",
"تكرار"
],
[
"24.2",
"9.6"
],
[
"38.4",
"تكرار"
],
[
"73.8",
"9.4"
],
[
"42.5",
"تكرار"
],
[
"56.3",
"9.7"
],
[
"18.2",
"تكرار"
],
[
"AVERAGE(B2:B21)",
"AVERAGE(B2:B21)"
]
],
"empty_cells": "None, but some cells in the 'الكالسيوم' column contain text 'تكرار' instead of numerical values.",
"calculation_context": "This table provides raw data for calculating standard deviations. The presence of 'تكرار' in the 'الكالسيوم' column makes direct calculation of its standard deviation from this visible table impossible. The formula 'AVERAGE(B2:B21)' is visible in both column B and C for row 22."
},
"educational_context": "This table presents raw data for Vitamin D and Calcium levels. The inconsistency of text entries ('تكرار') in the 'الكالسيوم' column, despite the problem asking for its standard deviation and a histogram for Calcium being present, indicates a potential data anomaly in the visual representation of the table."
},
{
"index": 1,
"label": "فيتامين D",
"question_number": "F",
"type": "graph",
"location": "center of page, left histogram",
"coordinate_system": "Standard Cartesian grid for a histogram. X-axis represents value bins, Y-axis represents frequency.",
"shape": "Bar chart with 5 bins, showing a right-skewed distribution.",
"title": "فيتامين D",
"function": "N/A",
"description": "A histogram showing the frequency distribution of Vitamin D levels.",
"axes_labels": {
"x_axis": "مستوى فيتامين D",
"y_axis": "تكرار"
},
"axes_ranges": {
"x_min": 18.2,
"x_max": 103.1,
"y_min": 0,
"y_max": 10
},
"endpoints": [],
"critical_points": [],
"y_intercept": null,
"end_behavior": {
"left": "bounded by bin [18.2, 35.1]",
"right": "bounded by bin (86.1, 103.1]"
},
"key_points": [],
"data_description": "The histogram shows the frequency of Vitamin D levels across five defined bins.",
"key_values": [],
"numeric_data": {
"series": [
{
"label": "فيتامين D",
"points": [
{
"x_range": "[18.2, 35.1]",
"y": 4,
"description": "Frequency of 4 for levels between 18.2 and 35.1"
},
{
"x_range": "(35.1, 52.1]",
"y": 8,
"description": "Frequency of 8 for levels between 35.1 and 52.1"
},
{
"x_range": "(52.1, 69.1]",
"y": 6,
"description": "Frequency of 6 for levels between 52.1 and 69.1"
},
{
"x_range": "(69.1, 86.1]",
"y": 1,
"description": "Frequency of 1 for levels between 69.1 and 86.1"
},
{
"x_range": "(86.1, 103.1]",
"y": 1,
"description": "Frequency of 1 for levels between 86.1 and 103.1"
}
],
"relationship": "discrete_bins",
"trend_description": "The distribution is right-skewed, with most frequencies concentrated in the lower and middle bins.",
"data_extraction_method": "visual_bin_frequency_analysis"
}
],
"axis_ranges": {
"x_min": 18.2,
"x_max": 103.1,
"x_unit": "N/A",
"y_min": 0,
"y_max": 10,
"y_unit": "تكرار"
},
"grid_analysis": {
"major_grid_spacing": {
"x": "variable",
"y": 2
},
"minor_grid_visible": false,
"coordinate_precision": "high"
},
"confidence": 0.98,
"extraction_method": "precise_visual_coordinate_analysis"
},
"educational_context": "This histogram visually represents the distribution of Vitamin D levels, showing how frequently different ranges of levels occur in the dataset. It can be used to understand the spread and central tendency of the data."
},
{
"index": 2,
"label": "الكالسيوم",
"question_number": "F",
"type": "graph",
"location": "center of page, right histogram",
"coordinate_system": "Standard Cartesian grid for a histogram. X-axis represents value bins, Y-axis represents frequency.",
"shape": "Bar chart with 3 bins, showing a somewhat normal or slightly left-skewed distribution.",
"title": "الكالسيوم",
"function": "N/A",
"description": "A histogram showing the frequency distribution of Calcium levels.",
"axes_labels": {
"x_axis": "مستوى الكالسيوم",
"y_axis": "تكرار"
},
"axes_ranges": {
"x_min": 8.9,
"x_max": 10.01,
"y_min": 0,
"y_max": 12
},
"endpoints": [],
"critical_points": [],
"y_intercept": null,
"end_behavior": {
"left": "bounded by bin [8.9, 9.27]",
"right": "bounded by bin (9.64, 10.01]"
},
"key_points": [],
"data_description": "The histogram shows the frequency of Calcium levels across three defined bins.",
"key_values": [],
"numeric_data": {
"series": [
{
"label": "الكالسيوم",
"points": [
{
"x_range": "[8.9, 9.27]",
"y": 6,
"description": "Frequency of 6 for levels between 8.9 and 9.27"
},
{
"x_range": "(9.27, 9.64]",
"y": 10,
"description": "Frequency of 10 for levels between 9.27 and 9.64"
},
{
"x_range": "(9.64, 10.01]",
"y": 4,
"description": "Frequency of 4 for levels between 9.64 and 10.01"
}
],
"relationship": "discrete_bins",
"trend_description": "The distribution is somewhat bell-shaped, with the highest frequency in the middle bin.",
"data_extraction_method": "visual_bin_frequency_analysis"
}
],
"axis_ranges": {
"x_min": 8.9,
"x_max": 10.01,
"x_unit": "N/A",
"y_min": 0,
"y_max": 12,
"y_unit": "تكرار"
},
"grid_analysis": {
"major_grid_spacing": {
"x": "variable",
"y": 2
},
"minor_grid_visible": false,
"coordinate_precision": "high"
},
"confidence": 0.98,
"extraction_method": "precise_visual_coordinate_analysis"
},
"educational_context": "This histogram visually represents the distribution of Calcium levels, showing how frequently different ranges of levels occur in the dataset. This implies numerical data for Calcium, which is necessary for calculating its standard deviation."
}
]
}