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Question

Tables I and II below present analysis of people involved in a total of 10,000 road accidents which happened in Delhi during the year 2020 in accordance to both analysis of severity and fatalities. Taking it. on an average three (3) people were involved in each road accident. In accordance with the data in the tables. answer the questions:

Table - I: Analysis of Severity

Uninjured

47%

First-Aid Required

6%

Mild Bruises

9%

Hospitalization

19%

Fatalities

19%

Table - II: Analysis of Fatalities

Head Injuries

69%

Damage to Internal Organs

21%

Fire Casuality

3%

Blood-Loss

7%

In cases, where accidents victims had to be  hospitalized,  the  average number of days spent by the persons in hospital comes to four (4). What was the total number of hospital  days spent by the victims involved in accidents in Delhi  during the year 2020?

The correct answer is

22,800

Understanding Road Accident Data Analysis

The question asks us to calculate the total number of hospital days spent by victims of road accidents in Delhi during the year 2020, based on the provided data tables. We are given the total number of accidents, the average number of people involved per accident, the percentage of victims requiring hospitalization, and the average hospital stay for hospitalized individuals.

Analyzing the Provided Data

First, let's look at the data presented in Table I and Table II.

Table - I: Analysis of Severity Percentage
Uninjured 47%
First-Aid Required 6%
Mild Bruises 9%
Hospitalization 19%
Fatalities 19%
Table - II: Analysis of Fatalities Percentage
Head Injuries 69%
Damage to Internal Organs 21%
Fire Casuality 3%
Blood-Loss 7%

We are specifically interested in the 'Hospitalization' category from Table I for this calculation.

Step-by-Step Calculation of Total Hospital Days

We need to find the total number of people who were hospitalized and then multiply that by the average number of days they spent in the hospital.

  1. Calculate the total number of people involved in road accidents:

    Given:

    • Total accidents = 10,000
    • Average people per accident = 3

    Total people involved = Total accidents $\times$ Average people per accident

    Total people involved = $10,000 \times 3 = 30,000$

  2. Calculate the number of people who required hospitalization:

    From Table I, 19% of people involved in accidents required hospitalization.

    Number of people hospitalized = Total people involved $\times$ Percentage hospitalized

    Number of people hospitalized = $30,000 \times 19\%$

    Number of people hospitalized = $30,000 \times \frac{19}{100}$

    Number of people hospitalized = $300 \times 19 = 5,700$

  3. Calculate the total number of hospital days spent:

    Given:

    • Number of people hospitalized = 5,700
    • Average hospital days per person = 4

    Total hospital days = Number of people hospitalized $\times$ Average hospital days per person

    Total hospital days = $5,700 \times 4$

    Total hospital days = $22,800$

Therefore, the total number of hospital days spent by victims involved in road accidents in Delhi during the year 2020 was 22,800.

Conclusion

Based on the data provided and our calculations, the total number of hospital days recorded for road accident victims in Delhi during 2020 is 22,800 days.

Revision Table: Key Calculations for Road Accident Data

Calculation Step Formula Value
Total people involved Total Accidents $\times$ Avg. people per accident $10,000 \times 3 = 30,000$
People hospitalized Total people involved $\times$ % Hospitalization $30,000 \times 19\% = 5,700$
Total hospital days People hospitalized $\times$ Avg. hospital days $5,700 \times 4 = 22,800$

Additional Information on Road Accident Analysis

Analyzing road accident data is crucial for improving road safety measures. Such analysis helps in understanding the causes, severity, and impact of accidents. The data presented in tables, like the analysis of severity and fatalities, can inform policy decisions, emergency response planning, and public awareness campaigns.

  • Severity Analysis: Understanding the severity distribution (uninjured, first-aid, mild bruises, hospitalization, fatalities) helps prioritize medical resources and infrastructure development.
  • Fatality Analysis: Details on the types of injuries leading to fatalities (like head injuries, internal damage) can guide the focus of safety equipment design (e.g., helmets, seatbelts) and emergency medical training.
  • Hospitalization Data: Tracking hospitalization rates and average stays provides insights into the burden on healthcare systems and the long-term impact on victims.
  • Factors Affecting Hospital Stay: The length of hospital stay can vary based on the type and severity of injury, the age and health of the victim, and the quality of medical care received. The average provided (4 days) is a simplified figure for calculation purposes.

Comprehensive road accident data analysis involves looking at various factors like time of day, location, vehicle type, driver behavior, and environmental conditions, in addition to victim injury analysis.

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Important Questions from Tabulation

  1. The table shows District-wise data of a number of primary school teachers posted in schools of a city.

    Study the table and answer the question:

    District

    Male teachers

    Female teachers

    East

    1650

    2375

    North

    1075

    2651

    West

    1280

    1520

    South

    1170

    1085

    Central

    690

    859


    What is the difference between the total number of male teachers in the districts East, North, West taken together and the total number of female teachers in the districts East and South?
  2. Table shows income (in Rs. ) received by 4 employees of a company during the month of December 2020 and all their income sources.

    Source

    Amit

    Suresh

    Nitin

    Varun

    Salary

    35000

    38500

    29000

    42000

    Arrears

    6000

    6300

    5000

    7500

    Bonus

    1000

    1100

    1000

    1240

    Overtime

    1800

    1950

    1400

    1500


    What is the ratio of salary of Varun to his income other than salary?
  3. Study the table and answer the question:

    Income (Rs.)

    No. of persons

    Less than 200

    12

    Less than 250

    26

    Less than 300

    34

    Less than 350

    40

    Less than 400

    50


    What is the percentage of persons earning Rs. 250 or more?
  4. The following table shows the annual profit of a company (in Rs. lakh).

    2014-2015

    2015-2016

    2016-0217

    2017-2018

    2018-2019

    625

    690

    725

    775

    815

    The period which has the maximum percentage increase in profit over the previous year is:

  5. The table given below shows the number of persons participating in a survey from 6 different states.

    States Persons 
    S1100
    S2200 
    S3400 
    S4500 
    S5600 
    S6800

    What is the ratio of number of person participating in a survey from state S3 to the number of person participating in a survey from state S4?

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