Statistics Case Study Based Questions 04 Term II

Mathematics TERM II

Statistics

Class 10 Session 2021-2022

Case Study Questions 04

COVID-19 Pandemic: The COVID-19 pandemic, also known as coronavirus pandemic, is an ongoing pandemic of coronavirus disease caused by the transmission of severe acute respiratory syndrome coronavirus 2 among humans.
The following tables shows the age distribution of case admitted during a day in two different hospitals.

Table 1

Age (in years)5-1515-2525-3535-4545-5555-65
No. of cases6112123145

Table 2

Age (in years)5-1515-2525-3535-4545-5555-65
No. of cases81610422412

Refer to Table 1
1. The average age for which maximum cases occurred is

(a) 32.24 years
(b) 34.36 years
(c) 35.91 years
(d) 42.24 years

(c) 35.91 years

2. The upper limit of modal class is

(a) 15
(b) 25
(c) 35
(d) 45

(d) 45

3. The mean of the given data is

(a) 26.2
(b) 32.4
(c) 33.5
(d) 35.4

(d) 35.4

Refer to Table 2
4. The mode of the given data is

(a) 41.4
(b) 48.2
(c) 55.3
(d) 64.6

(a) 41.4

5. The median of the given data is

(a) 32.7
(b) 40.2
(c) 42.3
(d) 48.6

(b) 40.2

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