Mode and median (Edexcel GCSE Statistics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does the modal class represent in grouped data?
What does the modal class represent in grouped data?
Most frequent class interval
How do you identify the median class in grouped data?
How do you identify the median class in grouped data?
Class containing median position
What is the formula to estimate the median value?
What is the formula to estimate the median value?
L + (n/2 - F)/f × w
Why can't we find the exact mode and median in grouped data?
Why can't we find the exact mode and median in grouped data?
Data is summarized in intervals
When calculating the median, what is the median position?
When calculating the median, what is the median position?
(n + 1) ÷ 2
What is the purpose of the class width in median estimation?
What is the purpose of the class width in median estimation?
Determine the interval size
How do you find the median class from a cumulative frequency table?
How do you find the median class from a cumulative frequency table?
First class with cumulative > median position
Why is it important to check cumulative frequency calculations?
Why is it important to check cumulative frequency calculations?
Ensure total sums correctly
How does the estimated median differ from the exact median?
How does the estimated median differ from the exact median?
Estimated from class intervals
What should you do after finding the median class?
What should you do after finding the median class?
Apply the median formula