Data Science Expert Quiz 10 > Data AI Revolution

Data Science Expert Quiz 10

Welcome to the Data Science Quiz, designed for advanced learners aiming to challenge their understanding of core concepts in data science. This quiz covers a wide range of topics, including machine learning, deep learning, statistics, and natural language processing (NLP). Each question is crafted to test your knowledge of advanced techniques,

1 / 10

Which of the following distributions is commonly used for modeling the likelihood of rare events?

Normal distribution

Exponential distribution

Poisson distribution

Uniform distribution

2 / 10

Which of the following is NOT a method for handling missing data in a dataset?

Deleting rows with missing values

Imputing missing values using the mean

Filling missing values with random noise

Using algorithms that can handle missing data directly

3 / 10

What is the purpose of cross-validation in machine learning?

To train a model on multiple datasets

To reduce the bias in parameter estimation

To estimate the generalization performance of a model

To reduce the dimensionality of a dataset

4 / 10

Which of the following is NOT an assumption of linear regression?

Linearity

Homoscedasticity

Multicollinearity

Independence of errors

5 / 10

What type of plot is used to visualize the distribution of a single variable?

Scatter plot

Histogram

Bar plot

Line plot

6 / 10

What type of plot is used to visualize the distribution of a single variable?

Scatter plot

Histogram

Bar plot

Line plot

7 / 10

In a dataset, what is a 'feature'?

A missing value

A column in the dataset

A row in the dataset

A type of algorithm

8 / 10

Which of the following is NOT a programming language commonly used in data science?

Python

R

HTML

SQL

9 / 10

What is the main goal of data science?

Data storage

Data collection

Extracting meaningful insights from data

Data cleaning

10 / 10

What is the process of discovering patterns in large datasets called?

Data Cleaning

Data Mining

Data Wrangling

Data Visualization

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Data Science Expert Quiz 10

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