fixed broken link, added geostatistics lecture links

Author: DOSull

README.md

@@ -47,9 +47,9 @@ Week# | Date | Lecture | Lab | Notes | [Videos](video-links.md)
 3 | 8 Mar | [Spatial processes](https://southosullivan.com/gisc422/spatial-processes/) | [Introducing `spatstat`](labs/introducing-spatstat/README.md) | | [Lecture](video-links.md#lecture-on-the-idea-of-a-spatial-process)<br />[Practical](video-links.md#practical-materials-on-spatial-processes)
 4 | 15 Mar | [Point pattern analysis](https://southosullivan.com/gisc422/point-pattern-analysis/) | [**Point pattern analysis**](labs/point-pattern-analysis/README.md) (15%) | Due 19 April | [Lecture](video-links.md#lecture-on-point-pattern-analysis)<br />[Practical](video-links.md#overview-of-lab-on-point-pattern-analysis)
 5 | 22 Mar | [Measuring spatial autocorrelation](https://southosullivan.com/gisc422/spatial-autocorrelation/) | [**Moran's *I***](labs/spatial-autocorrelation/README.md) (15%) | Due 3 May | [Lecture](video-links.md#lecture-on-spatial-autocorrelation)<br />[Practical](video-links.md#overview-of-lab-on-spatial-autocorrelation)
-6 | 29 Mar | [Spatial interpolation](https://southosullivan.com/gisc422/interpolation/) | ['Simple' interpolation in R](labs/interpolation/README.md) | | [Lecture](video-links#lecture-on-simple-interpolation-methods)
+6 | 29 Mar | [Spatial interpolation](https://southosullivan.com/gisc422/interpolation/) | ['Simple' interpolation in R](labs/interpolation/README.md) | | [Lecture](video-links.md#lecture-on-simple-interpolation-methods)
 | | **SEMESTER BREAK** | **NO TEACHING**
-7 | 19 Apr | [Geostatistics](https://southosullivan.com/gisc422/geostatistics/) | [**Interpolation**](labs/interpolation/README.md) (15%) | Due 10 May
+7 | 19 Apr | [Geostatistics](https://southosullivan.com/gisc422/geostatistics/) | [**Interpolation**](labs/interpolation/README.md) (15%) | Due 10 May | [Lecture](video-links.md#lecture-on-geostatistical-methods)
 8 | 26 Apr | **NO CLASS** | ANZAC Day |
 9 | 3 May | Multivariate methods | [**Geodemographics**](labs/multivariate-analysis/README.md) (15%)| Due 24 May
 10 | 10 May | Overlay, regression models and related methods | TBD |

video-links.md

@@ -106,3 +106,15 @@ These are from 2020, but are *much* better than the confusion caused this year b
 + [Simple spatial means](https://southosullivan.com/gisc422/videos/interpolation/gisc-422-interpolation-03-simple-spatial-means.mp4)
 + [Spatially weighted means](https://southosullivan.com/gisc422/videos/interpolation/gisc-422-interpolation-04-spatially-weighted-means.mp4)
 + [Splines and conclusion](https://southosullivan.com/gisc422/videos/interpolation/gisc-422-interpolation-05-splines-and-end.mp4)
+
+***
+## Week 7 Geostatistics
+### Lecture on geostatistical methods
+Once again these are from 2020, but are better quality than we get from zoom recording the face to face lecture.
++ [Introduction](https://southosullivan.com/gisc422/videos/geostatistics/gisc-422-geostatistics-01-intro.mp4)
++ [Trend surface analysis](https://southosullivan.com/gisc422/videos/geostatistics/gisc-422-geostatistics-02-trend-surface-analysis.mp4)
++ [Variography](https://southosullivan.com/gisc422/videos/geostatistics/gisc-422-geostatistics-03-variography-analysis.mp4)
++ [The maths of kriging](https://southosullivan.com/gisc422/videos/geostatistics/gisc-422-geostatistics-04-kriging-maths.mp4)
++ [Outcomes from kriging](https://southosullivan.com/gisc422/videos/geostatistics/gisc-422-geostatistics-05-kriging-outcomes.mp4)
++ [Interpolation evaluation](https://southosullivan.com/gisc422/videos/geostatistics/gisc-422-geostatistics-06-evaluation.mp4)
++ [TINs and KDE](https://southosullivan.com/gisc422/videos/geostatistics/gisc-422-geostatistics-07-tins-and-kde.mp4)