Data Science Prerequisites - Numpy, Matplotlib, and Pandas in Python - PDF and CDF

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Computers
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11th Grade - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which Python library is used to import the normal distribution for calculating PDF and CDF?
pandas
matplotlib
numpy
scipy
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of generating X values using numpy in the context of normal distribution?
To create a dataset for machine learning
To perform data cleaning
To visualize data using histograms
To define the range over which PDF and CDF are calculated
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of plotting, what happens if you pass only one argument to the plot function?
It creates a 3D plot
It plots the argument on the Y axis
It generates a scatter plot
It plots the argument on the X axis
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the CDF represent in the context of a normal distribution?
The mode of a dataset
The variance of a dataset
The average value of a dataset
The probability of a random variable being less than or equal to a certain value
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main difference between PDF and log PDF?
PDF is calculated using numpy, while log PDF uses pandas
PDF gives probabilities, while log PDF gives logarithms of probabilities
PDF is for normal distribution, while log PDF is for uniform distribution
PDF is used for discrete data, while log PDF is for continuous data
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