STATISTICS Data

Frequency

Represent and interpret data

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Data

Definition

Data is

information in

terms of facts

and figures

Type Of Data

1. Measuring

2. Counting.

Methods Of

Collecting

Data

1. Measuring

2. Counting

3. Observing

4. Interviewing

5. Questionnaires

Prepared by Maria Dz

Prepared by Maria Dz

Prepared by Maria Dz

Prepared by Maria Dz

Prepared by Maria Dz

Prepared by Maria Dz

Frequency

Definition :

Frequency of a

particular data refers

to the number of

times that data

appears in statistics.

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Example

1. The above data shows the shoes size of 10 students

4, 5, 5, 3, 7, 6, 5, 6, 5, 4

a. What is the frequency of size 4?

The frequency of size 4 is 2

d. What is the frequency of size 6?

The frequency of size 6 is 2

b. What is the frequency of size 5?

The frequency of size 5 is 4

c. What is the frequency of size 3?

The frequency of size 3 is 1

Which size has the highest

frequency

Which size has the lowest frequency

Size 5

Size 3 and

7

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Representing and interpret

data

Pictograms

Bar charts

Line graphs

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Pictograms

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Bar charts

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Prepared by Maria Dz

Line Graphs

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Take time to look.

It is the price of success.

Take time to think.

It is the source of power.

Take time to be friendly.

It is the way to happiness

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