1. How many values included in the class?
2. The midpoint of 56-58 is 57, but that isn't the first class.
3. Class boundaries of 56-58 = 55.5-58.5.
4. Divide n of class scores by total n of scores.
Use this table to answer the questions.
Height (in inches)
Frequency
50-52
5
53-55
8
56-58
12
59-61
13
62-64
11
1. Identify the class width.
2. Identify the midpoint of the first class.
3. Identify the class boundaries of the first class.
4. Give the relative frequency for each class.
1 answer