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Which of the following role is responsible for performing validation on analysis datasets?
AnsweredGeek Boy asked 4 years ago • 
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Which of the following modelling type should be used for Labelled data?
AnsweredGeek Boy asked 4 years ago • 
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What is the other name for Data Preparation stage of Knowledge Discovery Process?
AnsweredGeek Boy asked 4 years ago • 
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Which of the following activities is performed as part of data pre processing?
AnsweredGeek Boy asked 4 years ago • 
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If time is used as an independent variable in a simple linear regression analysis, which of the following assumptions could be violated?
AnsweredGeek Boy asked 4 years ago • 
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What is the type of learning where a function is inferred to describe hidden structure from unlabeled data.
AnsweredGeek Boy asked 4 years ago • 
1763 views1 answers-1 votes
Which statistical technique deals with finding a structure in a collection of unlabeled data?
AnsweredGeek Boy asked 4 years ago • 
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Statistical technique used for investigating and modelling the relationship between two or more variables is. Choose correct answer from below list:
AnsweredGeek Boy asked 4 years ago • 
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Probability of theft in an area is 0.03 with expected loss of 20% or 30% of things with probabilities 0.55 and 0.45. Insurance policy from A cost $150 pa with 100% repayment. Policy with B, costs $100 pa and first $500 of any loss has to be paid by the owner. Which data mining technique can be used to choose the policy?
AnsweredGeek Boy asked 4 years ago • 
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Regression is typically carried out to develop a mathematical model of the process.
AnsweredGeek Boy asked 4 years ago • 
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Which of the following is not applicable to Data Mining?
AnsweredGeek Boy asked 4 years ago • 
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The process of extracting valid, useful, unknown info from data and using it to make proactive knowledge driven business is called:
AnsweredGeek Boy asked 4 years ago • 
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_________ are the values that mark the boundaries of the confidence interval.
AnsweredGeek Boy asked 4 years ago • 
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Simulations are carried out to develop a mathematical model of the process.
AnsweredGeek Boy asked 4 years ago • 
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Which is the statistical technique used for investigating and modeling the relationship between two or more variables?
AnsweredGeek Boy asked 4 years ago • 
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Associate rule is known as _________
AnsweredGeek Boy asked 4 years ago • 
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Machine learning task of inferring a function from labelled training data is known as.
AnsweredGeek Boy asked 4 years ago • 
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Which of the following are Multi-class classification problem?
AnsweredGeek Boy asked 4 years ago • 
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Which data mining method group together objects that are similar to each other and dissimilar to the other objects?
AnsweredGeek Boy asked 4 years ago • 
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Write a python program to calculate cross product, dot product, perpendicular vector and angle between two vectors.
Opennikhil asked 4 years ago • 
806 views0 answers1 votes
Which of the following shell expressions in Python 3.x will give an error? a. >>>import unicodedata >>>unicodedata.category(“A”)
AnsweredGeek Boy asked 4 years ago • 
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What is the output of the following code? class A: def __init__(self, x): self.x = x x = 44 a = A(4) print(a.x)
OpenGeek Boy asked 4 years ago • 
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What is the value of variable 'k' in the below shown code?
AnsweredGeek Boy asked 4 years ago • 
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A company uses an offline system orders for selling products. The company wants to build a new online site. The data trends of the current orders show that customers typically buy once of twice a year. The company has the following requirements for the site:
AnsweredGeek Boy asked 4 years ago • 
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Which of the following statements are correct?
AnsweredGeek Boy asked 4 years ago • 
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What will be the output of the following expression in Python 3.x shell?
AnsweredGeek Boy asked 4 years ago • 
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Which of the following can be used to invoke the __init__ method in X form Y, where Y is a subclass of X in Python 3.x?
AnsweredGeek Boy asked 4 years ago • 
9563 views1 answers-1 votes
In which of the following modes of files, the "tell()" function returns an opaque number that gives the current position of the file object?
AnsweredGeek Boy asked 4 years ago • 
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You are designing the RDMS access for your current project and deciding which approach is best: an ORM-centric implementation or a direct SQL-based implementation. Which two statements are guaranteed to be true in all cases when comparing the two approaches?
AnsweredGeek Boy asked 4 years ago • 
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What is the output of the following code in Python 3.x environment? >x = “abcdef” >i = “i” >while i in x: print(i, end=””)
AnsweredGeek Boy asked 4 years ago • 
7696 views1 answers0 votes
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