Page 170 - Math Skill - 4

13 Data Handlinga Handling
Dat
13

Learning Outcomes

� Data � Tally Marks � Pictograph � Bar Graph

Boot-Up

Sachin went to a wedding party along with his parents. He met many relatives there. After meeting so
many relatives he got confused. He could not imagine the presence of so many relatives. So, his father
made a family tree for him.

Great
Dada’s Dada’s Dadi’s Dadi’s Nana’s Nana’s Nani’s Nani’s Grand-
father mother father mother father mother father mother parents
IVth
Generation

Grand-
Dada Dadi Nana Nani parents
IIIth
Generation

Parents
Father Mother IInd
Generation

Sachin
Ist
Sister Sachin Brother Generation

Now, answer the following questions.

� How many great grandparents Sachin have?
� How many elders will be in the Illrd generation of his family?

� Draw a family tree for your family.

Data
Data is a kind of information collected in form of numbers, facts or figures.