NTI - Python 2

You're a professor teaching Data Science with Python, and you want to visually assess if the grades on your exam follow a particular distribution. Which plot do you use?

• line plot

• histogram

• scatter plot

You're a professor in Data Analytics with Python, and you want to visually assess if longer answers on exam questions lead to higher grades. Which plot do you use?

• line plot

• histogram

• scatter

x = 8

y = 9

not ( not (x < 3) and not (y > 14 or y > 10) )

• true

• False

• ERROR

area = 10.0

if(area < 9) :

print("small")

elif(area < 12) :

print("medium")

else :

print("large")

• small

• medium

• large

• ERROR

x = 1

while x < 4 :

print(x)

x = x + 1

• 0

• 1

• 2

• 3

• 4

How can you add labels to the x-axis and y-axis in a Matplotlib plot?

• Using the legend() function

• Using the title() function

• Using the xlabel() and ylabel() functions

• Using the grid() function

Which library in Python is commonly used for creating data visualizations?

• Scikit-learn

• Pandas

• Matplotlib

• NumPy

What is the primary function used to create a line plot in Matplotlib?

• bar()

• hist()

• scatter()

• plot()

What does the "plt.show()" function do in Matplotlib?

• Displays the plot on the screen

• Saves the plot to a file

• Exports the plot to another application

• Closes the plot window

What is the purpose of the Matplotlib function "plt.legend()"?

• Adds a legend to the plot

• Sets the title of the plot

• Adjusts the spacing between subplots

• Changes the color map of the plot