5. What is the Mathematical Null for One Sample T-Tests, and what is the Mathematical Null for a Two Sample Independent T-Test?(2 pts)

6. What generally happens to our value of the Chi-Square when we are working with small samples and the Fe is less than 5 in any given cell? (2 pts)

7. What is the formula for the degrees of freedom in a two-sample chi square exercise? (2 pts)

8. While it is oftentimes easy to meet the assumptions of chi-square and other non-parametric tests, why should we avoid running these if at all possible? (2 pts)

***Short process answer enough**its urgent need it within 1 hour to 1:30 hour **urgent please**