Misreference in 7.5

[KonstantinosTsoumas]

Hello again,

Hoping that you're doing amazing! I found a small potential mistake in Chapter 7. Specifically, in 7.5 Selecting predictors under the section talking about Cross-validation, it is mentioned:

Time series cross-validation was introduced in Section 5.8 as a general tool for determining.....

However, I think that time series cross-validation was introduced in chapter 5.10 instead of 5.8.

Once again, thanks for making this resource!

[robjhyndman]

Thanks. Now fixed