Assignment Task:

Exploring Culture Media in Virology

Questions:

1. A virologist is interested in studying the effect of two different culture media (M) and two different times (T) on the growth of a particular virus. The following data was observed.

   a. What are the treatments?

   b. How many replications per treatment?

   c. Calculate the standard error for the difference.

   d. Determine the least significant difference at a significance level of α = 0.05.

   e. Perform the appropriate analysis and test the null hypothesis at a significance level of α = 0.05.

2. In an attempt to find out the effect of the amount of fertilizer applied on the yield obtained for a certain maize variety, the researcher collected the following data.

   a. Obtain the linear regression equation.

   b. Test the null hypothesis B = 0 at a significance level of α = 0.05.