Other Graphs and Charts (Edexcel GCSE Maths): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What type of graph displays frequency table information using connected straight lines?
What type of graph displays frequency table information using connected straight lines?
Frequency polygon
Why are frequency polygons useful for comparing multiple data sets?
Why are frequency polygons useful for comparing multiple data sets?
Lines don't overlap like bars would
How do you calculate the mid-interval value for a class interval?
How do you calculate the mid-interval value for a class interval?
What is the mid-interval value for the class interval 20-30?
What is the mid-interval value for the class interval 20-30?
25
On which axis do you plot the mid-interval values in a frequency polygon?
On which axis do you plot the mid-interval values in a frequency polygon?
Horizontal axis (x-axis)
How should you connect the points on a frequency polygon?
How should you connect the points on a frequency polygon?
With straight lines
What is another name for a two-way table?
What is another name for a two-way table?
Contingency table
What do two-way tables show?
What do two-way tables show?
Relationships between two variables
How do you find missing values in a two-way table?
How do you find missing values in a two-way table?
Using addition and subtraction
A row totals 50. Two known values are 15 and 20. What is the missing value?
A row totals 50. Two known values are 15 and 20. What is the missing value?
15
What is the mid-interval value for the class interval 30-40?
What is the mid-interval value for the class interval 30-40?
35
How should you check your work when completing a two-way table?
How should you check your work when completing a two-way table?
Ensure all rows and columns add up