Understanding Line Graphs and Data Trends

The video tutorial introduces line graphs, explaining their components like x-axis and y-axis. It provides examples using bicycle sales and amusement park attendance data to demonstrate how to read and interpret line graphs. The tutorial also covers identifying trends in data, such as increasing, decreasing, or constant values, and concludes with a summary of key points.

What is the primary purpose of a line graph?

• To show parts of a whole

• To show static data

• To compare different categories

• To display data that changes over time

What do the dots on a line graph represent?

• Axes

• Trends

• Categories

• Data points

In the 'Movies Watched by Yap Family' graph, what does the x-axis represent?

• Family members

• Years

• Genres

• Number of movies

What does the y-axis show in the 'Movies Watched by Yap Family' graph?

• Genres

• Family members

• Years

• Number of movies

How do you determine the number of bicycles sold on a specific date in the 'Bicycle Sales' graph?

• By checking the title

• By moving up to the dot and then left to the y-axis

• By counting the dots

• By looking at the x-axis

On April 10, how many bicycles were sold according to the graph?

• 8

• 5

• 6

• 3

What is the significance of connecting dots with lines in a line graph?

• To highlight the x-axis

• To separate different data points

• To show the trend of data

• To make the graph look complete

If a line in a graph is flat, what does it indicate?

• Increasing values

• Decreasing values

• Fluctuating values

• Constant values

How many kids visited the amusement park on Tuesday?

• 50

• 40

• 30

• 20

What is the combined number of kids who visited the amusement park on Monday and Tuesday?

• 50

• 40

• 70

• 60