MATHS 1 Marks Question

An observation occurring seven times in a data is represented as using tally marks.

True. Solution: In a bar graph, each bar (rectangle) represents only one value of the numerical data.

False.Solution:
Bars of uniform width can be drawn vertically or horizontally.

In a bar graph, bars can be drawn horizontally or vertically.

False. Solution: We take scale as per the given data.

True.
Solution:
Pictographs and bar graphs are pictorial representations of the numerical data.

The data can be arranged in a tabular form using tally marks.

False.Solution:
In a bar graph, the gap between two consecutive bars must be equal.

In a bar graph, bars of uniform width can be drawn horizontally or vertically with equal spacing between them.

False.Solution:
Since, a bar graph is a pictorial representation of the numerical data by a number of bars of uniform width erected horizontally or vertically with equal spacing between them.

False. Solution:

A pictograph represents data through pictures of objects.

A data is a collection of numbers gathered to give some meaningful information.