Question

ELEMENTARY STATISTICS
127
Class-interval
Example. Prepare a Histogram and Frequency Polygon of the following data
Lower and
Mid
Frequencies
upper Limits
points
65-69
64.5-69.5
67
60-64
59.5-64.5
62
2
55-59
54.5-59.5
57
50-54
49.5-54.5
52
45-49
44.5 49.5
- 0 + 0 +
47
11
40-44
39.5-44.5
42
9
35-39
34.5-39.5
37
7
30-34
29.5-34.5
32
25-29
24.5-29.5
27
3
20-24
19.5-24.5
22
1
N = 50​

Answer 1

Answer:

firstly u need to draw tally marks and solve this problem then u point on histogram .

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