As a class teacher, your class students took test in both statistics and mathematics. The results are as follows:- mean performance in (i) statistics-52, and (ii) mathematics-48. The students are 20 in number. Standard deviation=16.05, tcal-0.515, ttab=2.121, p=0.05

1 Formulate one null hypothesis and one alternative hypothesis on the students performance in both statistics and mathematics
2. What is the degree of freedom in this situation?
3 state the decision rule to guide you here
4. What decision can make based on your null hypothesis?
5. What is your decision based on your alternative hypothesis?