Typos on chapter 3

[nezlicodes]

Hi,
I just want to report typos you may have missed:
Chapter 3 > 3.1.2 Describing the spread: measurements of variation: In the probability section :
You have written :

In this case, what we want is the are under the curve shaded in blue. To be able to that we need to integrate the probability density function but we will usually let

And then in the following paragraph :

After calculating the Z-score, we can go look up in a table, that contains the area under the curve for the left and right side of the Z-score, but again we use software for that tables are outdated.

Thank you so so much for such useful content!