In $10-$fold cross validation, the dataset is randomly divided into $10$ equal sets, where

Question $1$Answer

a$.$

$1$ set is used for training and $9$ sets are used for testing.

b$.$

$5$ sets are used for training and $5$ sets are used for testing.

c$.$

$1$ random set is used for training and a different $1$ random set is used for testing.

d$.$

$9$ sets are used for training and $1$ set is used for testing.

e$.$

$1$ random set is used for training and the same random set is used for testing.