Trend Graphs (Leaving Cert Mathematics): Flashcards
📚Flashcards
Practise the cards
11 cards from this deck
ShowHide
Practise the cards
11 cards from this deck
What is a trend chart?
What is a trend chart?
A graphical representation of data points in sequential order, typically over time
What is the purpose of a trend chart?
What is the purpose of a trend chart?
To illustrate patterns or trends in data over time
What does the -axis represent on a trend chart?
What does the -axis represent on a trend chart?
Independent variable, usually time
What does the -axis represent on a trend chart?
What does the -axis represent on a trend chart?
Dependent variable or data being measured
What does each data point represent?
What does each data point represent?
A specific measurement or observation
How are data points connected on a trend chart?
How are data points connected on a trend chart?
By lines to visualise trends
What does an increasing trend indicate?
What does an increasing trend indicate?
Growth or increase (line rises)
What does a decreasing trend indicate?
What does a decreasing trend indicate?
Decline (line falls)
What does a steady trend indicate?
What does a steady trend indicate?
No change (line is flat)
Can trend charts show multiple data sets?
Can trend charts show multiple data sets?
Yes, by plotting different lines on the same graph
What are the steps to create a trend chart?
What are the steps to create a trend chart?
- Identify axes 2) Plot data points 3) Connect points with lines 4) Interpret trends