From the following information, tell us which type of air conditioner you will prefer to buy and why? (Find out with the help of arithmetic mean).
Consumers Awareness about air-conditioners
(in percentage)
|
Awareness |
Name of the Companies |
|||||
|
Videocon |
National |
Samsung |
L.G. |
Voltas |
Others |
|
|
Brand |
14 |
10 |
20 |
18 |
8 |
9 |
|
Price |
25 |
5 |
12 |
28 |
19 |
5 |
|
After sale service |
18 |
6 |
17 |
21 |
12 |
8 |
|
Technology |
22 |
8 |
12 |
17 |
14 |
10 |
Calculation of Arithmetic Mean:
Consumer Awareness about air-conditioners
|
Awareness |
Name of the Companies |
|||||
|
Videocon |
National |
Samsung |
L.G. |
Voltas |
Others |
|
|
Brand |
24 |
10 |
20 |
18 |
8 |
9 |
|
Price |
25 |
5 |
12 |
28 |
9 |
5 |
|
After sale service |
18 |
6 |
17 |
21 |
12 |
8 |
|
Technology |
22 |
8 |
12 |
17 |
14 |
10 |
|
ΣX |
89 |
29 |
61 |
84 |
43 |
32 |
|
|
22.25% |
7.25% |
15.25% |
21% |
10.75% |
8.50% |
Show the following data with the help of a bar-diagram. Through which media do the people know about the product?
Write any three economic activities.
Differentiate between Primary Data and Secondary Data.
Write down the essential qualities of a good questionnaire.
