30 Questions
What are the two types of statistical models?
Parametric and Non-Parametric
Which of the following measures of dispersion has a unit?
Range
What is the primary assumption of ANOVA?
All of the above
What is the measure of dispersion that is most affected by outliers?
Range
What is the average of the squared deviations from the mean?
Variance
What is another term for average absolute deviation?
Mean Absolute Deviation
What type of statistical models are complete and incomplete?
Types of statistical models
What is another name for a contingency table?
Cross tabulation
What has enabled preventive care in IoT Healthcare?
Advances in sensor and connectivity
What is an application of IoT in Agriculture?
All of the above
What type of table displays the frequency distribution of the variables?
Both a and b
What has been enabled in IoT Healthcare due to advances in sensor and connectivity?
Preventive care
What is a characteristic of network-based data analysis?
Low power
Which of the following is NOT an advantage of continuous activity monitoring?
Single-session monitoring
What is a requirement for network-based data analysis?
Good network connection
Which of the following is true about network-based data analysis?
It uses low power and group-based analytics
What is an advantage of continuous activity monitoring in terms of monitoring duration?
Long-term monitoring
What is NOT a characteristic of network-based data analysis?
High-speed computing
What are the three principles of qualitative analysis?
Notice things, think about things, and collect things
Which of the following is not a type of data analysis?
Repetitive
What does 'Data dispersion' refer to in quantitative analysis?
The degree of variation in a set of data
Which of the following is not a principle of Qualitative analysis?
Analyze things
Which of the following is involved with quantitative analysis?
All of the above
What are the two types of data analysis?
Quantitative and Qualitative
Which of the following is an application of IoT in agriculture?
Automated irrigation system
What is a property of in-place data analysis?
Requires high power
What is an advantage of activity monitoring?
Short term monitoring
Can deep learning based data analysis be performed on sensor data?
Yes, on sensor data, images, and videos
Which of the following is NOT a property of in-place data analysis?
Requires a network connection
What is NOT an advantage of activity monitoring?
Cost-effectiveness
Study Notes
Network-Based Data Analysis
- Uses low power
- Requires good network connection
- Can perform group-based analytics
Advantages of Continuous Activity Monitoring
- Daily observation of behavior
- Long-term monitoring
Types of Data Analysis
- Qualitative
- Quantitative
Principles of Qualitative Analysis
- Notice things
- Think about things
- Collect things
Quantitative Analysis
- Involves data dispersion
- Involves contingence
- Involves correlation
Data Dispersion
- Range
- Average absolute deviation
ANOVA
- Normality: if the distribution of each group is normal
Statistical Measures
- Variance: the expectation of the squared deviation of a random variable from its mean
Statistical Models
- Complete
- Incomplete
Tables in Statistics
- Contingency table (also known as cross tabulation)
- Displays frequency distribution of variables
IoT in Healthcare
- Advances in sensor and connectivity have enabled preventive care
IoT in Agriculture
- Applications include:
- Automated irrigation system
- Automated weeding system
- Water level monitoring
In-Place Data Analysis
- Power intensive
- Can be done on the device
- No need for network connection
Activity Monitoring
- Advantage: long-term monitoring
Test your knowledge on data analysis types with this Week 12 assignment quiz from the NPTEL online certification course by IIT Kharagpur. There are 15 multiple choice and multiple select questions with a total of 15 marks.
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