Classifying and Organising Data (Grade 12 NSC Matric Mathematical Literacy): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does organizing data mean?
What does organizing data mean?
Arranging info in order like smallest to largest
What does classifying data mean?
What does classifying data mean?
Grouping info into categories by shared traits
How should you draw a complete group of five tally marks?
How should you draw a complete group of five tally marks?
Four vertical lines crossed by one diagonal
What is discrete data?
What is discrete data?
Separate, countable items
What three columns should a standard frequency table include?
What three columns should a standard frequency table include?
Category, Tally, Frequency
If a grouped frequency table shows frequencies of 3, 6, 7, 5, and 4, what is the total?
If a grouped frequency table shows frequencies of 3, 6, 7, 5, and 4, what is the total?
25
What does 'at least 25 mm' mean when working with grouped data?
What does 'at least 25 mm' mean when working with grouped data?
Includes 25 mm and values above it
What formula calculates percentage from frequency data?
What formula calculates percentage from frequency data?
How should you verify that a frequency table is accurate?
How should you verify that a frequency table is accurate?
Check all frequencies sum to total data items
When should you use a grouped frequency table?
When should you use a grouped frequency table?
When data covers a wide range of values