
MSC QUIZ -2
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Other
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University
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Medium
Aaron D'Lima
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The EM algorithm is primarily used for:
Linear regression problems
Clustering and latent variable models
Sorting data
Optimization of hyperparameters
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The primary purpose of ANOVA is to:
Compare means of three or more groups
Estimate variances within a single group
Predict future outcomes
Classify data into clusters
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of the Maximization step?
Estimate the hidden variables
Minimize the loss function
Initialize the latent variables
Update the parameters to maximize the likelihood
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The F-statistic in ANOVA is calculated as:
Ratio of between-group variance to within-group variance
Ratio of within-group variance to total variance
Ratio of total variance to residual variance
Ratio of between-group variance to total variance
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ANOVA can be applied to:
Binary independent variables and continuous dependent variables
Continuous independent variables and categorical dependent variables
Categorical independent variables and continuous dependent variables
Only numerical data
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the F-statistic is very small, it means:
The group means are very similar
The variance within groups is minimal
There is a significant difference between groups
The assumptions of ANOVA are violated
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A two-way ANOVA is used when:
Variance is unequal between groups
There are two dependent variables
The sample size is exactly two
There are two independent variables
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