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# CBSE Class 10 Case Study Questions for Maths Chapter 14 Statistics| Published by CBSE

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CBSE Class 10 Case Study Questions for Maths Chapter 14 Statistics| Published by CBSE

CBSE Class 10 Maths Case Study Questions for Chapter 14 – Statistics are revealed by the CBSE board itself. These questions are excellent to acquaint with the brand new format of the questions and make your board examination preparations. Questions are primarily based on the true life conditions. You may simply perceive how ideas and logic are used within the case research questions. All of the questions are supplied with solutions.

Examine Case Study Questions for Class 10 Maths Chapter 14 – Statistics

CASE STUDY 1:

COVID-19 Pandemic The COVID-19 pandemic, often known as coronavirus pandemic, is an ongoing pandemic of coronavirus illness triggered by the transmission of extreme acute respiratory syndrome coronavirus 2 (SARS-CoV-2) amongst people.

The next tables exhibits the age distribution of case admitted throughout a day in two totally different hospitals

Desk 1

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 Age (in years) 5-15 15-25 25-35 35-45 45-55 55-65 No. of circumstances 6 11 21 23 14 5

Desk 2

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 Age (in years) 5-15 15-25 25-35 35-45 45-55 55-65 No. of circumstances 8 16 10 42 24 12

Check with desk 1

1. The typical age for which most circumstances occurred is

a) 32.24

b) 34.36

c) 36.82

d) 42.24

2. The higher restrict of modal class is

a) 15

b) 25

c) 35

d) 45

3. The imply of the given knowledge is

a) 26.2

b) 32.4

c) 33.5

d) 35.4

Check with desk 2

4. The mode of the given knowledge is

a) 41.4

b) 48.2

c) 55.3

d) 64.6

5. The median of the given knowledge is

a) 32.7

b) 40.2

c) 42.3

d) 48.6

Electrical energy Power Consumption

CASE STUDY 2:

Electrical energy power consumption is the type of power consumption that makes use of electrical power. International electrical energy consumption continues to extend sooner than world inhabitants, resulting in a rise within the common quantity of electrical energy consumed per particular person (per capita electrical energy consumption).

A survey is carried out for 56 households of a Colony A. The next tables provides the weekly consumption of electrical energy of those households.

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 Weekly consumption (in models) 0-10 10-20 20-30 30-40 40-50 50-60 No. of households 16 12 18 6 4 0

The same survey is carried out for 80 households of Colony B and the information is recorded as under:

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 Weekly consumption (in models) 0-10 10-20 20-30 30-40 40-50 50-60 No. of households 0 5 10 20 40 5

Check with knowledge obtained from Colony A

1. The median weekly consumption is

a) 12 models

b) 16 models

c) 20 models

d) None of those

2. The imply weekly consumption is

a) 19.64 models

b) 22.5 models

c) 26 models

d) None of those

3. The modal class of the above knowledge is I

a) 0-10

b) 10-20

c) 20-30

d) 30-40

Check with knowledge obtained from Colony B

4. The modal weekly consumption is

a) 38.2 models

b) 43.6 models

c) 26 models

d) 32 models

5. The imply weekly consumption is

a) 15.65 models

b) 32.8 models

c) 38.75 models

d) 48 models