Learning Objectives
● To recall collection and organisation of discrete data.
● To recognise and distinguish among the different types of averages such as the Arithmetic Mean, Median and Mode of discrete data.
● To learn to compute different types of averages.

__Chapter 5__

__STATISTICS__

**Learning Objectives**

● To recall collection and organisation
of discrete data.

● To recognise and distinguish among
the different types of averages such as the Arithmetic Mean, Median and
Mode of discrete data.

● To learn to compute different types
of averages.

__Introduction__

**Recap**

We have studied about data, classification
and pictorial representation of data in class VI. Let us recall them now.

Observe the following tables and answer
the questions given below.

**Table 1**

The marks obtained by 30 students in
a mathematics test (out of 50 marks) is given below.

(i) What
is the maximum mark scored?

(ii) How
many students scored above 40 marks?

(iii) Find
the minimum mark scored?

(iv) How
many students scored between 21 and 23 (both inclusive)?

(v) Find
the difference between maximum and minimum scores?

**Table 2**

Data shows the children who are absent
in class VII during a particular week.

(i) Find
the day with minimum number of absentees?

(ii) Mention
the day with ten absentees.

(iii) Which
day of the week has no absentees ?

(iv) Find
the day on which maximum number of children were absent?

Tags : Term 3 Chapter 5 | 7th Maths , 7th Maths : Term 3 Unit 5 : Statistics

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7th Maths : Term 3 Unit 5 : Statistics : Statistics | Term 3 Chapter 5 | 7th Maths

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