Practice about Data Handling

The ages in years of 10 teachers of a school are: 32, 41, 28, 54, 35, 26, 21, 33, 38, 40. What is the age of the youngest teacher?

• 21

• 3

• 41

• 38

The number of sport team by five groups of athletes is recorded in a frequency table. The five group of athletes do activities 150 athletes altogether.

How many athletes did Softball have? ___ people.

• 15

• 25

• 20

• 30

The bar graph shows the number of pupils in a class taking part in a mathematics competition over five years. How many pupils took part in the competition over the five years?

• 40

• 31

• 50

• 45

The given pictograph tells us about the kind of books Mohan has read. Study the pictograph carefully and answer the following questions. How many Mystery books did Mohan read?

• 10

• 11

• 12

• 16

Study the graph and answer the following questions.  At what time do most students get up on Sunday morning?

• 7: 30 a.m.                  

• 8: 00 a.m.      

•  7: 00 a.m.      

• 6: 00 a.m.

The given graph shows the number of printers sold by INTEL computer mart over 5 months. Study the graph and answer the following questions.  In which month was there the biggest increase in the number of printers sold?

• January

• February

• March

• April

Look at the given tally marks chart. What is the average of Sparrow and Robins bird counting each day?

• 5

• 4

• 3

• 2

How many more students who love walk than ride by car? (find the range)

• 40

• 35

• 30

• 20

This tally chart shows favorite numbers. What are 2 correct statements based on the data below?

• The range favorite number is 8.

•                            Total people who love number 15 and 18 are 10.

•                            The median of frequency is 3.  

•                            The mode of favorite number is 19.  

Put 15, 24, 36, 45, 54, and 50 in the correct place on the Carroll diagram.