QUESTIONS FOR CASE $7\mathrm{.}3$

$1.$ Why is it difficult to detect deception?lar data mining methods.

$2.$ How can text$/$data mining be used to detec deception in text?

$3.$ What do you think are the main challenges forsamples; decision trees performed second best, with $71\mathrm{.}60$ percent accuracy; and logistic regression wassuch an automated system?