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12 questions · self-marked practice — reveal the answer and mark yourself.

Question 11 Mark
Define the term: Array.
Answer
Array: Arranging the numerical figure in an ascending order is called an array.
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Question 21 Mark
Fill in the blanks: Arranging the numerical figures in an ascending or a descending order is called an __________.
Answer
Arranging the numerical figures in an ascending or a descending order is called an array.
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Question 41 Mark
Define the term:
Statistics.
Answer
Statistics: It is the science which deals with the collection, presentation, analysis and interpretation of numerical data.
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Question 51 Mark
Define the term:
Tabulation of data.
Answer
Tabulation of data: Arranging the data in a systematic form in the form of a table is called tabulation or presentation of the data.
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Question 61 Mark
Fill in the blanks: Data means information in the form of _____.
Answer
Data means information in the form of numerical figures.
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Question 71 Mark
Fill in the blanks: Arranging the data in the form of a table is called ________.
Answer
Arranging the data in the form of a table is called tabulation.
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Question 91 Mark
Define the term: Observations.
Answer
Observations: Each numerical figure in a ascending order data is called an observation.
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Question 101 Mark
Fill in the blanks: The number of times a particular observation occurs is called its _________.
Answer
The number of times a particular observation occurs is called its frequency.
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Question 111 Mark
Fill in the blanks: Data obtained in the ________ form is called raw data.
Answer
Data obtained in the original form is called raw data.
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Question 121 Mark
Define the term:
Frequency of an observation.
Answer
Frequency of an observation: The number of times a particular observation occurs is called its frequency.
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