1. What is the support for Screen Guard ?
View Answer
0.8
2. What is the support for Power Bank ?
View Answer
0.6
3. What is the confidence for Screen Guard -> Mobile Cover ?
View Answer
0.5
4. What is the confidence for Power Bank -> Mobile Cover ?
View Answer
.33
5. In the Association Rule [ Screen Guard , Mobile Cover -> Power Bank ] , what is the consequent ?
View Answer
powerbank
6. The FP Growth algorithm is not memory efficient.
View Answer
False
7. You are a Data Scientist in an e-commerce company . You are analyzing all the transactions that happened over the past 1 week in your site. You observe that of the five hundred transactions that happened , two hundred of them had a mobile phone in them. What is the support for mobile phones in the last 1 week ?
View Answer
0.4
8. What metric is first calculated for each item in the apriori algorithm ?
View Answer
Support
9. What are the pre-requisites for generating an Association Rule ?
View Answer
Support and Confidence
10. Proportion of transactions with A and B / (Proportion of transactions with A) * (Proportion of transactions with B) . What is this formula ?
View Answer
Lift(A->B)
1. Left hand side of an Association Rule is called ?
View Answer
Antecedent
11. Which property states that an itemset can be considered frequent only if all the items in the set are frequent ?
View Answer
Upward Closure Property
12. Right hand side of an Association Rule is called ?
View Answer
Consequent
13. The confidence of (A->B) is not always same as confidence of (B->A) .
View Answer
TRUE
14. What is considered a challenge in implementing the Apriori Algorithm ?
View Answer
Sometime too few item set
15. What is considered a challenge in implementing the Apriori Algorithm ?
View Answer
Sometime too few item set
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