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 10
Describe one situation in geography where a scatter diagram would be useful.
Explain the difference between a bar graph and a histogram.
Explain the term 'range' in the context of statistical data.
Explain why a histogram cannot be used for discrete data.
Explain why it is important to choose the correct type of graph for data representation.
Given the following data: 10, 20, 30, 40, 50. What is the mean?
If a bar graph shows the population of five cities as 10, 20, 30, 40, and 50 lakhs, what is the total population represented?
If a pie chart shows four sectors with angles 90°, 120°, 60°, and 90°, what percentage does the 120° sector represent?
If the mean of five numbers is 12, what is their total sum?
If the mode of a data set is 7, what does it mean?
State one advantage of using a line graph over a bar graph.
State one limitation of using bar graphs for representing geographical data.
What is a frequency polygon?
What is the difference between a simple bar graph and a multiple bar graph?
What is the main advantage of using a pie chart?
What is the main difference between a pie chart and a bar graph in terms of data representation?
What is the main purpose of using statistical data representation in geography?
What is the median of the following data set: 5, 8, 12, 15, 20?
