Page 57 - Data Science Algorithms in a Week

Naive Bayes

No Yes No Yes No Yes

No No No Yes No Yes
No Yes No No No No
No No No No Yes No

Yes Yes Yes No Yes Yes
Yes No No No Yes Yes

No Yes Yes No No No
Yes No Yes No Yes ?

a) What is the result of the naive Bayes algorithm when given an email that
contains the words money, rich, and secret, but does not contain the words free
and naughty?
b) Do you agree with the result of the algorithm? Is the naive Bayes algorithm, as
used here, a good method to classify email? Justify your answers.

6. Gender classification. Assume we are given the following data about 10 people:

Height in cm Weight in kg Hair length Gender
180 75 Short Male

174 71 Short Male
184 83 Short Male

168 63 Short Male
178 70 Long Male
170 59 Long Female

164 53 Short Female
155 46 Long Female

162 52 Long Female
166 55 Long Female
172 60 Long ?

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