**Page 214**

In Table 6.1, the P-value formula associated with the research hypothesis is wrong. The correct formula of the P-value in this case is the following:

**Page 235**

The last expression of step 4 (Descision Rule) should read as follows:

That is, replaces .**Page 313**

The first sentence in Example 8.5 should read "I consider the same data of Example 8.4, ...." (and not Example 8.6)**Page 348**

The correct Table 10.1 is the following:

*Note however, that the calculations in chapter 10 that refer to this table are all based on the correct Table 10.1*.**Page 370**

The correct formulation of equation 10.14 is the following:

**Page 371**

In Table 10.7, and in the cell associated with the first column and the last row, the Day of the week should be Thursday and not Tuesday.**Page 466**

After reference #18, should appear the following reference:

Friedman, M. (1937). "The use of ranks to avoid the assumption of normality implicit in the analysis of variance."*Journal of the American Statistical Association*,**32**, 675-701