Statistical Measures (Edexcel A-Level Mathematics): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What is the primary purpose of a frequency table?
What is the primary purpose of a frequency table?
To organise and summarise data
What does the frequency column in a frequency table show?
What does the frequency column in a frequency table show?
Number of times each value occurs
What does cumulative frequency help to identify?
What does cumulative frequency help to identify?
Medians and quartiles
How is relative frequency often expressed?
How is relative frequency often expressed?
As a percentage
In Step 2 of constructing a frequency table, what must you determine?
In Step 2 of constructing a frequency table, what must you determine?
Minimum and maximum values
For continuous data, how should the range be divided into class intervals?
For continuous data, how should the range be divided into class intervals?
Into equal intervals
How do you calculate relative frequency as a percentage?
How do you calculate relative frequency as a percentage?
Divide by total, multiply by
How do you identify the mode from a frequency table?
How do you identify the mode from a frequency table?
Value/interval with highest frequency
For discrete data, how is the median located?
For discrete data, how is the median located?
Find middle value in cumulative frequency
Which measures does a frequency table help calculate?
Which measures does a frequency table help calculate?
Mean, median, mode, range, variance
What types of data can frequency tables be used for?
What types of data can frequency tables be used for?
Both discrete and continuous data