Data Science

Types of Questions

Question 1
Marks : +2 | -2
Pass Ratio : 100%
Which of the following type of data science question is missing in the figure?
Correlative
Exploratory
Relative
None of the mentioned
Explanation:
Exploratory analysis is used to find relationships about you didn’t know about.
Question 2
Marks : +2 | -2
Pass Ratio : 100%
Point out the correct statement.
Exploratory analyses are not usually the final way
Inferential models are useful for discovering new connection
Inference involves estimating uncertainty
All of the mentioned
Explanation:
Statistical inference is the process of deducing properties of an underlying distribution by analysis of data.
Question 3
Marks : +2 | -2
Pass Ratio : 100%
Which of the following relationship are usually identified as average effects?
Descriptive
Causal
Predictive
None of the mentioned
Explanation:
A correlation is a measure or degree of relationship between two variables.
Question 4
Marks : +2 | -2
Pass Ratio : 100%
Which of the following model is usually a gold standard for data analysis?
Inferential
Descriptive
Causal
All of the mentioned
Explanation:
A causal model is an abstract model that describes the causal mechanisms of a system.
Question 5
Marks : +2 | -2
Pass Ratio : 100%
Which of the following command help us to give message description?
git command -m
git command -d
git command -message
none of the mentioned
Explanation:
This only updates your local repository.
Question 6
Marks : +2 | -2
Pass Ratio : 100%
Which of the following is more applicable to the below figure?
Descriptive
Causal
Predictive
None of the mentioned
Explanation:
Google trends helps to describe the set of data.
Question 7
Marks : +2 | -2
Pass Ratio : 100%
Which of the following uses data on some object to predict values for other object?
Inferential
Exploratory
Predictive
None of the mentioned
Explanation:
A prediction is a forecast, but not only about the weather.
Question 8
Marks : +2 | -2
Pass Ratio : 100%
Which of the following allows you to find the relationship you didn’t about?
Inferential
Exploratory
Causal
None of the mentioned
Explanation:
In statistics, exploratory data analysis is an approach to analyzing data sets to summarize their main characteristics, often with visual methods.
Question 9
Marks : +2 | -2
Pass Ratio : 100%
Which of the following analysis is usually modeled by deterministic set of equations?
Predictive
Causal
Mechanistic
All of the mentioned
Explanation:
Equations are based on physical/engineering science.
Question 10
Marks : +2 | -2
Pass Ratio : 100%
Which of the following analysis helps out to find the effect of variable change?
Inferential
Exploratory
Causal
None of the mentioned
Explanation:
Causal Analysis provides the real reason why things happen and hence allows focused change activity.