Quiz – Math 1, Unit 5, Section B

Quiz: Unit 5, Section B – Visualizing and Interpreting Data

1. What is the primary purpose of a bar graph?
   1. To show trends over time
   2. To illustrate proportions of a whole
   3. To compare categories or groups
   4. To display relationships between two variables
2. Which type of graph is most suitable for showing trends over time?
   1. Bar Graph
   2. Line Graph
   3. Pie Chart
   4. Scatter Plot
3. In a pie chart, what does each sector represent?
   1. A data point in a dataset
   2. A category or proportion of the whole
   3. A trend over time
   4. A relationship between two variables
4. What does a scatter plot typically display?
   1. Proportions of a whole
   2. Changes over time
   3. Comparisons between categories
   4. Relationships between two quantitative variables
5. Which of the following indicates a strong positive correlation in a scatter plot?
   1. r = -0.85
   2. r = 0.50
   3. r = 0.85
   4. r = 0
6. What is the main advantage of using online data visualization tools?
   1. They are only accessible offline
   2. They offer no customization options
   3. They provide interactive and shareable visualizations
   4. They are limited to static reports
7. Which element of a graph provides additional context and information about the data?
   1. Title
   2. Axes
   3. Legend
   4. Labels
8. When interpreting a line graph, what does the slope of the line indicate?
   1. The size of each category
   2. The trend or rate of change over time
   3. The proportion of each sector
   4. The correlation between variables
9. Which online tool is known for integrating with Google products for data visualization?
   1. Tableau Public
   2. Microsoft Power BI
   3. Google Data Studio
   4. Plotly
10. What type of graph would best show the relationship between study hours and test scores?
    1. Bar Graph
    2. Line Graph
    3. Pie Chart
    4. Scatter Plot