Data interpretation: tables and charts - Question Bank
1. Which chart type is ideal for showing the relationship between two continuous variables, where each point represents an observation?
2. What is the main goal when interpreting a chart or table in an exam?
3. In data interpretation, what is a 'trend'?
4. Which chart type is least suitable for showing precise values, and more for general trends or proportions?
5. A table that categorizes data into multiple levels of hierarchy is best presented using:
6. What is the primary function of a 'data visualization'?
7. When analyzing a bar chart showing monthly expenses, the height of each bar represents:
8. A 'radar chart' (or spider chart) is useful for comparing multiple quantitative variables for one or more items, showing:
9. Which of the following is a common challenge when interpreting complex tables?
10. What is the purpose of a 'title' in a table or chart?
11. A 'treemap' is a chart type used for displaying hierarchical data using:
12. What does the term 'axis' refer to in a chart?
13. When comparing the population of different countries, which chart is generally preferred?
14. Which chart type can effectively display cumulative totals over time, where the area under the line is meaningful?
15. A table with a single column and many rows is best suited for:
16. What is the main purpose of 'data interpretation'?
17. When data points in a scatter plot cluster around a line, it suggests:
18. Which chart is most appropriate for showing the market share of competing companies?
19. What does a 'legend' typically provide in a chart?
20. A 'box plot' or 'box and whisker plot' is primarily used to show:
21. When interpreting a pie chart, the largest sector represents:
22. Which of the following is a key element of a well-designed data table?
23. A bubble chart is a variation of a scatter plot that adds a third dimension represented by:
24. What is the primary difference between a bar chart and a histogram?
25. When a table contains data about the performance of multiple students in several subjects, what is the most effective way to visualize this?
26. Which chart type is NOT suitable for representing categorical data?
27. A 'time series' graph typically uses which type of chart?
28. What does the area of a sector in a pie chart represent?
29. Which type of chart is best for comparing the sales figures of different products in a single month?
30. In a data table, the intersection of a row and a column is called a:
31. A bar chart where the bars are ordered from largest to smallest is called a:
32. What is the main advantage of using charts over tables for presenting data?
33. Which chart is most effective for visualizing geographical data, like population density by region?
34. When a table has many rows and columns, it is best to:
35. A Venn diagram is a type of chart used to show:
36. What does the 'Y-axis' typically represent in most charts?
37. Which of the following is NOT a common type of chart used in data interpretation?
38. A stacked bar chart is used to:
39. When interpreting a line chart, the horizontal axis typically represents:
40. Which chart type best represents the composition of a single entity?
41. What is the primary purpose of a data table?
42. A double bar chart is useful for:
43. Which chart type is suitable for displaying the distribution of data into bins?
44. In a table, the horizontal entries are called:
45. What does a histogram visually represent?
46. A scatter plot is primarily used to show:
47. When comparing discrete categories, which chart is most effective?
48. Which chart type uses sectors of a circle to represent proportions of a whole?
49. A table is a systematic arrangement of data in:
50. Which type of chart is best suited for displaying the trend of a variable over time?