1 Correction to: SERIEs https://doi.org/10.1007/s13209-019-0189-5

The original publication of the article contains errors which need to be amended as mentioned below:

  1. (1)

    In Table 7, last column, 31.2 should be replaced by 28.4 and 28.4 should be replaced by 31.2.

  2. (2)

    In Sect. 6.3, line 6, 28.4% should be replaced by 31.2%.