Let us analyze the data for 1996.
|
|
1996 |
|
|
|
|
Grade |
Smokers |
Percentage |
Non-smokers |
Percentage |
|
8th |
1101 |
17.22 |
13566 |
36.07 |
|
10th |
2107 |
32.95 |
12560 |
33.40 |
|
12th |
3187 |
49.84 |
11479 |
30.53 |
|
Total |
6395 |
100 |
37605 |
100 |
Let us now analyze the data for 2001.
|
|
2001 |
|
|
|
|
Grade |
Smokers |
Percentage |
Non-smokers |
Percentage |
|
8th |
948 |
15.74 |
13852 |
35.79 |
|
10th |
2054 |
34.10 |
12834 |
33.16 |
|
12th |
3021 |
50.16 |
12015 |
31.05 |
|
Total |
6023 |
100 |
38701 |
100 |
The number of 8th grade smokers has decreased 17.22 to
15.74%.
The number of 10th grade smokers has increased 32.95 to
34.10%.
The number of 12th grade smokers has increased 49.84 to
50.16%.
The number of 8th grade non-smokers has decreased 36.07 to
35.79%.
The number of 10th grade non-smokers has decreased 33.40 to
33.16%.
The number of 12th grade non-smokers has increased 30.53 to
31.05%.
Therefore, the rates of smoking differ from 1996 to 2001.
