Classify the following into Directional, Nondirectional, Null and alternative: 1. Men are less satisfied than women. 2. There is a relation between studying hours and students marks level. 3. There is a positive relation between satisfaction and loyalty. 4. The greater the rewards, the greater the employees satisfaction. 5. Satisfaction positively influence performance. 6. There is a relation between employee skills and job complexity. 7. The income level positively affects the spending level. 8. There is no relation between customer purchases and customer preferences 9. If the job is enriched and utilizes all the skills possessed by the employee, then employee satisfaction will be high. 10. If the employee receives a training, then the number of product defaults will decrease