Update index.rst

Author: tirthajyoti

docs/index.rst

@@ -51,9 +51,9 @@ the topics of NumPy, Pandans, Seaborn, matplotlib etc.
 Regression
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 -  Simple linear regression with t-statistic generation
@@ -83,6 +83,10 @@ Classification
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 -  Logistic regression/classification
 
@@ -100,6 +104,10 @@ Clustering
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 -  *K*-means clustering
 -  Affinity propagation (showing its time complexity and the effect of
@@ -117,9 +125,10 @@ Dimensionality reduction
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 -  Principal component analysis