Machine Learning Techniques

Given the transaction in Table 1 and minsupport s = 50%, how many frequent 3-itemsets are there?

• 1

• 0

• 2

• 4

Non empty subsets of {1,3,5}

• {1}{3}{5}{1,3}{1,5}{3,5}

• {1}{3}{5}

• {1,3}{1,5}{3,5}

• {1,3,5}

Identify the correct sequence in data analysis and data visualization of EDA

• data exploration - model building - data cleaning- present results

• data exploration - model building - present results - data cleaning

• data exploration - data cleaning - model building - present results

• data exploration - data cleaning - present results - model building

Which of the following are used to encode the categorical variables to numerical variables so that we can feed that encoded data to our ML algorithms and be able to find insights about the data.

• One-Hot Encoding and Label Encoding

• Unicode Encoding.

• Base64 Encoding-

• ASCII Encoding

In linear regression Y = β0 + β1X + ϵ, the parameter β0 is termed as _______ term and the parameter β1 is termed as _____ parameter.

• threshold, slope

• intercept, threshold

• slope, intercept

• intercept, slope

When there are more than one independent variables in the model, then the linear model is termed as

• Multiple Linear model

• Simple Linear mode

• Multiple Logistic model

• Multivariate Multiple Linear model

A 4 input neuron has weight 1,2,3,4. The inputs are 4,10,5,20 respectively. The output will be

• 238

• 7

• 119

• 123

SOFM network are mainly used for

• Classification

• Regression

• Clustering

• Rule Learning

What is the Fuzzy C-Means algorithm used for?

• Clustering

• Classification

• Regression

• Reinforcement Learning

How does single linkage differ from complete linkage in hierarchical clustering?

• Single linkage uses the minimum distance between two points in different clusters, while

• complete linkage uses the maximum distance.

• Single linkage uses the maximum distance between two points in different clusters, while complete linkage uses the minimum distance.

• Single linkage and complete linkage are the same thing.