1) Which statement is true about a frequency distribution?
- It is the same as a histogram.
- It shows the comparison of two groups of data.
- It can show three or more aspects of data at the same time.
- It is a convenient system for organizing data.
2) Which statement is not true about the class intervals in a frequency distribution?
- A class interval is the range of each class.
- Each class interval should have a different range.
- Class intervals are represented by the width of each bar in a histogram.
- Each class interval has upper and lower values