NPTEL Learning Analytics Tools Week 12 Assignment Answers 2024
1. Which of the following feature tools have been mentioned in the course that are used in industry-
- H2O.ai
- DataRobot
- DataBot
- Transform.ai
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2. Given below are the names of some conferences and their abbreviations. Choose the one where the expansions(full form) are correct.
- LAK – Learning Analytical Knowledge
- LAK – Learning Analytics and Knowledge
- AIED- Artificial Intelligence in Education
- ICCE – International Conference on Computers in Education
- ICCE – International Conference for Computing Education
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3. Select the correct option about following statements- Statement 1: One can use Python and R programming language to perform learning analytics Statement 2: Plotly is learning analytics tool used for clearing of raw data
- Statement 1 is correct and statement 2 is wrong
- Statement 1 is wrong and statement 2 is correct
- Both statements are correct
- Both statements are wrong
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4. Which of the following is used for prediction?
- K-means clustering
- Sequence pattern mining
- Multivariate regression
- Spearman’s correlation
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5. Which of the following is NOT part of Data Pre-processing?
- Identifying other sources of data required for analysis.
- Flagging erroneous data.
- Dealing with missing data.
- Removing irrelevant attributes.
Answer :-
6. Consider we have students’ attendance, mid-term and end-term marks and we want to know why some students have scored less than 40 marks in the end-term. For the given scenario, which type of analysis is more appropriate.
- Descriptive Analytics
- Diagnostic Analytics
- Predictive Analytics
- Prescriptive Analytics
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7. Consider the following box plot. The above box pot represents the distribution of marks in the mid-semester examination. What percentage of students have marks less than the dark vertical line lying between 25 and 30.
- 50%
- 25%
- 28%
- 17%
Answer :-
8. The purpose of the prescriptive analysis is:
- To predict the outcome.
- To provide a recommendation.
- To provide visualization of the collected data.
- To figure out why something happened
Answer :-
9. What is an outlier in the context of data analysis?
- A data point that is closest to the average.
- A data point that repeats the most often.
- A data point that significantly differs from other observations.
- A data point that is exactly in the middle of the dataset.
Answer :-
10. What is the minimum edit distance between EVALUATE and ELEVATE?
- 5
- 4
- 6
- 3
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