Gr 12 Math lit: Ch 2.2 Clasifying and Organising Data
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Questions and Answers

What is the main purpose of organising data?

  • To make data easier to read and analyse (correct)
  • To make the data more complicated
  • To count how many items fall into each category
  • To group data into classes

What is the definition of classifying data?

  • Arranging information into a specific order
  • Counting how many items fall into each category
  • Creating a table to display frequency of outcomes
  • Grouping data into classes based on a common feature (correct)

What is the purpose of using tally marks?

  • To count how many items fall into each category efficiently (correct)
  • To organise data into a specific order
  • To group data into classes
  • To create a frequency table

What is a frequency table used for?

<p>To show how often each category or group appears in the data set (D)</p> Signup and view all the answers

What is a grouped frequency table used for?

<p>To organise continuous data into intervals (D)</p> Signup and view all the answers

What is the benefit of classifying data?

<p>It makes it easier to handle and interpret large data sets (A)</p> Signup and view all the answers

How are tally marks used?

<p>By using vertical lines to represent counts (B)</p> Signup and view all the answers

What is the main purpose of frequency tables?

<p>To show how often each category or group appears in the data set (C)</p> Signup and view all the answers

Which of the following is an advantage of using tally marks?

<p>To reduce errors when counting discrete data (B)</p> Signup and view all the answers

What is the primary purpose of a grouped frequency table?

<p>To organize continuous data into specified ranges (A)</p> Signup and view all the answers

Which of the following is a benefit of organising data?

<p>It simplifies the data for better understanding (B)</p> Signup and view all the answers

What is the main purpose of classifying data?

<p>To simplify the data for better understanding and analysis (B)</p> Signup and view all the answers

Which of the following is a characteristic of a frequency table?

<p>It shows how often each category or group appears in the data set (C)</p> Signup and view all the answers

What is the purpose of using frequency tables?

<p>To show the distribution of the data and identify patterns (D)</p> Signup and view all the answers

What is the main advantage of using a grouped frequency table?

<p>It helps to organize continuous data into specified ranges (A)</p> Signup and view all the answers

Which of the following is a benefit of classifying and organizing data?

<p>It simplifies the data and makes it easier to understand (B)</p> Signup and view all the answers

What is the primary benefit of organising data in a specific order?

<p>To simplify the data for better understanding and analysis (B)</p> Signup and view all the answers

What is the main difference between a frequency table and a grouped frequency table?

<p>The type of data they are used for (B)</p> Signup and view all the answers

Which of the following is a common application of tally marks?

<p>Counting discrete data (A)</p> Signup and view all the answers

What is the primary purpose of classifying data?

<p>To simplify the data for better understanding and analysis (B)</p> Signup and view all the answers

What is the main benefit of using a frequency table?

<p>It simplifies the data for better understanding and analysis (D)</p> Signup and view all the answers

What is the main difference between classifying data and organising data?

<p>The purpose of the two methods (A)</p> Signup and view all the answers

In what way do tally marks make counting more efficient?

<p>By using vertical lines to represent counts (B)</p> Signup and view all the answers

What is the primary advantage of using a grouped frequency table?

<p>It organises the data into specified ranges, helping to identify patterns or trends (A)</p> Signup and view all the answers

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