new chapter organization for quarto book

1_dimred.qmd

+# Introduction to dimension reduction
+
+1. [Course](./dimension_reduction.pdf) (pdf)
+2. [Practice](./Practical_a.html)

1_dimred/course.qmd

+# Introduction to dimension reduction
+
+[Course](./dimension_reduction.pdf) (pdf)
\ No newline at end of file

2_clustering.qmd

+# Introduction to clustering
+
+1. [Course](./clustering.pdf) (pdf)
+2. [Practice](./Practical_b.html)

2_clustering/course.qmd

+# Introduction to clustering
+
+[Course](./clustering.pdf) (pdf)
\ No newline at end of file

3_linmod_multitest.qmd

+# Introduction to linear models and multiple testing
+
+1. [Course](./regression_multiple_testing.pdf) (pdf)
+2. [Practice](./Practical_c.html)

3_linmod_multitest/course.qmd

+# Introduction to linear models and multiple testing
+
+[Course](./regression_multiple_testing.pdf) (pdf)
\ No newline at end of file

4_modsel_regul.qmd

+# Introduction to model selection and regularization
+
+1. [Course](./model_selection_regularization.pdf) (pdf)
+2. [Practice](./Practical_d.html)

4_modsel_regul/course.qmd

+# Introduction to model selection and regularization
+
+[Course](./model_selection_regularization.pdf) (pdf)
\ No newline at end of file