This quiz will test your knowledge of key concepts in data visualization and data science. You will be asked questions about visualization best practices, different chart types, and commonly used Python libraries like Matplotlib, Seaborn and Plotly.

The number of attempts remaining is 5

1 / 30

Which parameter in seaborn's sns.pairplot() function is used to color points by a particular variable?

A) hue

B) shade

C) color

D) palette

2 / 30

What seaborn function is used to draw a point plot?

A) sns.points()

B) sns.plot_points()

C) sns.draw_points()

D) sns.pointplot()

3 / 30

How do you add a legend to a Matplotlib plot?

A) plt.legend()

B) add_legend()

C) legend()

D) plt.add_legend()

4 / 30

Which function in matplotlib is used to create a scatter plot?

A) plt.scatter()

B) plt.scatter_plot()

C) plt.draw_scatter()

D) plt.plot_scatter()

5 / 30

What is the purpose of a boxplot in data visualization?

A) To visualize the distribution of quantitative data across categories

B) To show relationships between categorical variables

C) To plot time series data

D) To create 3D plots

6 / 30

Which parameter controls the size of markers in a matplotlib scatter plot?

A) s

B) plot_size

C) marker_size

D) size

7 / 30

How do you set the size of a figure in matplotlib?

A) plt.figure(figsize=(width height))

B) plt.size(width height)

C) plt.set_size(width height)

D) plt.resize(width height)

8 / 30

What is overplotting in data visualization?

A) When the legend is missing

B) When there are too many colors in a plot

C) When the x and y axes are not labeled

D) When data points are plotted on top of each other

9 / 30

What library is used in Python for interactive web-based data visualization?

A) Plotly

B) Matplotlib

C) Bokeh

D) Seaborn

10 / 30

Which seaborn function is used to draw a boxplot?

A) sns.boxplot()

B) sns.plot_box()

C) sns.draw_box()

D) sns.box()

11 / 30

Did you subscribe to our YouTube channel Codancis ?

A) Don't use YouTube

B) Yes

C) Already subscribed

D) No

12 / 30

How do you add a grid to a matplotlib plot?

A) plt.gridlines(True)

B) plt.set_grid(True)

C) plt.grid(True)

D) plt.add_grid(True)

13 / 30

What principle states that graphs should maximizeink ratio (data-to-ink ratio)?

A) Lie Factor principle

B) Visual hierarchy principle

C) Chartjunk principle

D) Tufte's data-ink maximization principle

14 / 30

Which function is used to add subplots in Matplotlib?

A) plt.subplots()

B) plt.create_subplot()

C) plt.add_subplot()

D) plt.subplot()

15 / 30

Which keyword argument controls marker size in Plotly scatter plots?

A) s

B) size

C) point_size

D) marker_size

16 / 30

Which layout attribute sets the y-axis title?

A) set_ytitle

B) y_label

C) ytitle

D) yaxis.title

17 / 30

Which parameter controls the legend location in matplotlib?

A) legendposition

B) legend_loc

C) loc

D) location

18 / 30

How do you change the fontsize of labels in Matplotlib?

A) fontsize=16

B) font_size=16

C) label_size=16

D) set_fontsize(16)

19 / 30

What type of chart is best for comparing groups?

A) Bar chart

B) Scatter plot

C) Pie chart

D) Line chart

20 / 30

What type of visualization shows relationships between data clusters?

A) Scatter plot matrix

B) Tree map

C) Heatmap

D) Choropleth map

21 / 30

How would you save a plot as an image file in matplotlib?

A) plt.save('filename.png')

B) plt.export('filename.png')

C) plt.to_file('filename.png')

D) plt.savefig('filename.png')

22 / 30

Which Plotly class is used to create bar charts?

A) plotly.graph_objects.Bar()

B) go.Bar()

C) bar_plot()

D) BarChart()

23 / 30

Which library in Python is primarily used for plotting data?

A) pandas

B) numpy

C) matplotlib

D) scipy

24 / 30

Which Excel function creates a pivot table?

A) =TRANSPOSE()

B) =ANALYZE()

C) =SUMMARY()

D) =PIVOT()

25 / 30

Which function is used to create a scatter plot in Plotly?

A) plot.scatter()

B) scatter_plot()

C) plotly.graph_objects.Scatter()

D) go.Scatter()

26 / 30

Which function in matplotlib is used to create a new figure?

A) plt.new()

B) plt.figure()

C) plt.graph()

D) plt.create()

27 / 30

How do you save a Plotly figure as HTML?

A) export_html('fig.html')

B) fig.write_html('fig.html')

C) fig.save_as_html('fig.html')

D) fig.to_html('fig.html')

28 / 30

What type of object is returned when a Plotly figure is created?

A) Layout

B) Plot

C) GraphObject

D) Figure

29 / 30

What type of plot is used for visualizing relationships between two continuous variables?

A) Scatter plot

B) Bar chart

C) Pie chart

D) Line chart

30 / 30

How do you save a figure without displaying it in Matplotlib?

A) plt.savefig('figure.png')

B) plt.to_file('figure.png')

C) plt.export('figure.png')

D) plt.save('figure.png')

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