7. You are investigating whether Remdesivir will affect the number of days needed for recovery from Covid-19. (5 points)

1. Is this test one-tailed or two-tailed?
2. If you use a 99% confidence level, what would your alpha be?
3. Your sample size is n = 51, what are your degrees of freedom?
4. Using the Critical t Distribution Table, what is the t value based on the above information?