Statistical Data Representation
Geography ⇒ Geographical Skills and Techniques
Statistical Data Representation starts at 8 and continues till grade 12.
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See sample questions for grade 9
Explain the importance of a title in any statistical diagram.
Explain why it is important to choose the correct type of diagram for data representation.
If a pie chart is divided into 6 equal sectors, what is the angle of each sector?
If the total population of a city is 1,20,000 and 30,000 are children, what angle will represent children in a pie chart?
In a pie chart, if a sector represents 90 degrees, what fraction of the total does it represent?
What is a pictogram?
If a pie chart is divided into 6 equal sectors, what is the angle of each sector?
If the total population of a city is 1,20,000 and 30,000 are children, what angle will represent children in a pie chart?
A line graph is most suitable for showing (1) Proportions (2) Trends over time (3) Parts of a whole (4) Discrete data
Which diagram is best for comparing the population of different states in India? (1) Pie chart (2) Bar graph (3) Line graph (4) Frequency polygon
Which of the following diagrams is best for showing the composition of a population by age groups? (1) Bar graph (2) Pie chart (3) Age-sex pyramid (4) Line graph
Which of the following is a graphical representation of data that uses dots to show frequency? (1) Dot diagram (2) Bar graph (3) Pie chart (4) Line graph
A ________ is a graphical representation of data using bars of different heights.
Fill in the blank: A ________ is used to show the relationship between two variables.
Fill in the blank: In a histogram, the area of each rectangle is proportional to the ________ of the class interval.
Fill in the blank: In a pie chart, the size of each sector is proportional to the ________ it represents.
True or False: A frequency polygon is drawn by joining the midpoints of the tops of the bars of a histogram.
True or False: A histogram is used to represent continuous data.
True or False: In a bar graph, the bars can be drawn either vertically or horizontally.
True or False: In a pie chart, each sector represents a part of the whole.
