Session 2 Quiz

Session 2 Quiz

University

10 Qs

quiz-placeholder

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Session 2 Quiz

Session 2 Quiz

Assessment

Quiz

Computers

University

Practice Problem

Hard

Created by

Hemal Shingloo

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A company is analyzing customer data to identify trends in purchase behavior. which of the following is not a step in the data analysis process?

Data Gathering

Data cleaning

Data preprocessing

Data modeling

Answer explanation

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A data analyst is cleaning a dataset of customer addresses. Which of the following is NOT a common data cleaning task?

identifying and removing duplicate records

correcting typos and formatting errors

Filling in missing values

deleting irrelevant data

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A data scientist is preprocessing a dataset of the sensor reading. which of the following is NOT a common data preprocessing task?

Scaling the data

Converting categorical data to numerical data

Removing outliers

Splitting the data into training and test sets

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

which of the following is NOT a step in data analysis process??

Data gathering

Data cleaning

Data modeling

Data visualization

5.

MULTIPLE CHOICE QUESTION

20 sec • 3 pts

Which of the following data visualization methods is best suited for showcasing the distribution of the data?

Bar chart

Pie chart

Line chart

Histogram

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following data visualization methods is best suited for showing the relationship between two variables??

Bar chart

Pie chart

Line chart

Scatter plot

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the extension of machine learning code ??

.py

.python

.ipynb

.jupyter

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