Real-World Graphing Applications
Explore real-world applications of graphing, including interpreting data, constructing various graph types, and analyzing relationships between variables.
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Real-World Graphing Applications
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Read each question carefully and answer to the best of your ability. Show all work where applicable.
The bar graph below shows the number of cars sold by a dealership over five months.
1. In which month did the dealership sell the most cars?
2. What was the total number of cars sold in January and February?
The line graph below shows the temperature change over a 6-hour period.
3. What was the temperature at 2 hours?
10 degrees
15 degrees
20 degrees
25 degrees
4. During which hour did the temperature increase the most?
0-1 hour
1-2 hour
2-3 hour
4-5 hour
5. A scatter plot showing the relationship between hours studied and exam scores would likely show a correlation.
6. If a scatter plot shows points generally going downwards from left to right, it indicates a correlation.
7. A company's profit (in thousands of dollars) over 4 quarters is given as: Q1=10, Q2=15, Q3=8, Q4=20. Draw a bar graph to represent this data.
8. A pie chart is best used to show changes in data over time.
True
False