Practice Questions on Histogram
Q1. Draw a histogram for the following frequency distribution:
|
Class Intervals |
Frequency |
|---|---|
|
5-10 |
2 |
|
10-15 |
12 |
|
15-25 |
10 |
|
25-35 |
8 |
Also answer the following questions:
1. What is the highest class interval?
2. What is the adjustment factor of the class interval (15-25) ?
Q2. The annual amount of rainfall for 22 cities was recorded and is shown in the table:
|
Rainfall Interval (in) |
Number of cities |
|---|---|
|
26-28 |
3 |
|
28-30 |
2 |
|
30-32 |
4 |
|
32-34 |
6 |
|
34-36 |
7 |
Answer the following question:
1. How many cities could have an annual rainfall of 30 in – 32.5 in ?
2. Draw a histogram.
Q3. The following data shows the number of cameras sold everyday. Look at the table and make a histogram.
|
Number of cameras sold |
Frequency |
|---|---|
|
5-9 |
3 |
|
10-14 |
9 |
|
15-19 |
4 |
|
20-24 |
8 |
Q4. The following data shows the height of 100 players. Read the data and draw a histogram.
|
Height |
Number of Players |
|---|---|
|
60-62 |
5 |
|
63-65 |
15 |
|
66-68 |
40 |
|
69-71 |
20 |
Histogram Questions with Solutions
Histogram is the graphical representation of frequency distribution in Statistics. It is a two dimensional diagram which represents class interval and various frequencies with respect to different class intervals. It is useful to check the shape of the data distribution. It is an important concept in the fields of statistics and mathematics. In this article, we will discuss histogram, its formula, and the solved questions & answers related to it.
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