10 Chi-square test
- Below given are votes obtained for two candidates in an election from the rural and urban areas. Test if the nature of area related to voting performance
| A | B | Total | |
|---|---|---|---|
| Rural | 620 | 380 | 1000 |
| Urban | 550 | 450 | 1000 |
| Total | 1170 | 830 | 2000 |
Sample analysis of examination results of 200 MBA students was made. It was found that 46 students have failed,68 secured a third division, 62 secured second division and rest in first division. Are these figures in agreement with general examination result which is in the ration of 4:3:2:1 for various categories respectively
A survey was conducted on 500 paddy farmers to study the impact of education on the adoption of HYV of rice. The education level was divided into 3 groups based on their score and are represented as low, medium and high. Similarly, the level of adoption was also divided into three groups low, average and high. Test whether education has any impact on adoption
| Adoption level | Education | ||
|---|---|---|---|
| low | medium | high | |
| Low | 55 | 90 | 65 |
| Average | 25 | 100 | 55 |
| High | 145 | 80 | 25 |