NPTEL Introduction To Internet Of Things Week 12 Assignment Answers 2025
1. Qualitative analysis refers to the process by which numerical data is analyzed?
a. True
b. False
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2. Which of the following data analysis technique involve the use of study of difference of variance?
a. ARIMA
b. ANOVA
c. DNN
d. OpenFlow
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3. Given that you have an independent variable and that you want to predict the dependent variable based on the relationship between the two variables. Which among the following technique would you use?
a. ANOVA
b. ARIMA
c. Regression Analysis
d. Pre-analysis
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4. With respect to AgriSens, how many logical layers are there in its architecture?
a. Perception Layer
b. Processing Layer
c. Application Layer
d. All of the given
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5. AgriSens supports real-time monitoring of soil moisture conditions and instant reporting to a dashboard.
a. False
b. True
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6. What is the data aggregator is also known as in the context of IoT in smart healthcare?
a) CPU
b) LPU
c) APU
d) PPU
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7. Fill in the blanks. The effect size for determining statistical significance is the standardized _ difference between two groups.
a. Median
b. Mean
c. Inter quartile range
d. None of the above
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8. Processing the sensed data on the device itself is known as ___________ approach.
a. Network based
b. In-place
c. Out of the place
d. None of these
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9. Fill in the blank. Processing the handheld activity device data with artificial intelligence can be used for __.
a. Fall detection
b. Heart rate detection
c. Vehicle detection
d. All of these
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10. Which of the following is an assumption of ANOVA?
a) Homogeneity of variances
b) Normally distributed response variable
c) Independence of observations
d. All of these
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11. Select the statement(s) that denote the type of ANOVA.
Statement I: One way analysis Statement II: Two way analysis Statement III: K-way analysis
a. Statement I
b. Statement II
c. Statements I, II, and III
d. None of these
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12. AmbuSense is a privacy-aware system
a. True
b. False
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13. The two most relevant sensors directly used in agriculture are __.
a. Soil moisture and ECG sensor
b. Soil moisture and water level sensor
c. ECG sensor and water level sensor
d. All of these
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14. Examples of dispersion measures include _______________and _____________.
a. Discrete, categorical
b. Continuous, quantitative
c. Discrete, quantitative
d. Range, Variance
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15. Suppose that your smartphone tilts by an angle of 15 degrees. Which among the following sensors will detect this tilt?
a) HC-SR04
b) Gyroscope
c) Accelerometer
d) Monometer
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