T1 CH5 Statistics Maths - T1 CH5 Statistics

If represents 100 balls then represents _____________ balls

If 200 is represented by then 600 is represented by ____________

Representation of data by using pictures is known as ______________

The tally marks for number 8 in standard form is ______________

The collected information is called _____________

The spaces between any two bars in a bar graph _____________.

A bar graph can be drawn using ______________.

A Pictograph is also known as _____________.

The representation of ‘one picture to many objects’ in a Pictograph is called ____________.

The tally marks |||| |||| represents the number count

The bar graph illustrates the results of a survey conducted on vehicles crossing over a Toll Plaza in one hour.

Observe the bar graph carefully and fill up the following table.

Vehicles	Buses	_____	Cars	Vans	_____	Others	Total vehicles
Number of Vehicles	_____	45	_____	_____	30	______	______

The lengths (in the nearest centimetre) of 30 drumsticks are given as follows.

Lengths	Number of drumsticks
24	||||
25	--
26	--
27	|||| |
28	--
29	|||| |||
30	|||| |
31	||||

Draw the bar graph showing the same information.

Yasmin of class VI was given a task to count the number of books which are biographies, in her school library. The information collected by her is represented as follows.

Biographies	Number of books
Mathematicians
Scientists
Novelists
Sportspersons
Politicians

Keys:
Observe the pictograph and answer the following questions.
(i) Which title has the maximum number of biographies?
(ii) Which title has the minimum number of biographies?
(iii) Which title has exactly half the number of biographies as Novelists?
(iv) How many biographies are there on the title of Sportspersons?
(v) What is the total number of biographies in the library?

26 students were interviewed to find out what they want to become in future. Their responses are given in the following table.

Profession	Tally marks
Teacher	|||| ||
Pilot	|||
Bank

The table shows the number of moons that orbit each of the planets in our solar system.

Planet	Mercury	Venus	Earth	Mars	Jupiter	Saturn	Uranus	Neptune
Number of Moons	0	0	1	2	28	30	21	8

Make a Bar graph for the above data

The prediction of Weather in the month of September is given below.

(i) Make a frequency table of the types of weather by reading the calendar.
(ii) How many days are either cloudy or partly cloudy?
(iii) How many days do not have rain? Give two ways to find the answer?
(iv) Find the ratio of the number of Sunny days to Rainy days