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

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

A) Chartjunk principle

B) Visual hierarchy principle

C) Tufte's data-ink maximization principle

D) Lie Factor principle

2 / 30

How do you set the title of a plot in matplotlib?

A) plt.title('Title')

B) plt.set_title('Title')

C) plt.caption('Title')

D) plt.heading('Title')

3 / 30

Which method exports a Plotly figure to an image file?

A) fig.write_image('fig.png')

B) fig.save('fig.png')

C) fig.export('fig.png')

D) fig.to_file('fig.png')

4 / 30

Which function in seaborn is used to draw a pair plot?

A) sns.pair()

B) sns.plot_pair()

C) sns.draw_pair()

D) sns.pairplot()

5 / 30

Which attribute sets axis line properties in Plotly layout?

A) show_axis_lines

B) axis_lines

C) set_axis_lines

D) layout.xaxis.showline/layout.yaxis.showline

6 / 30

How do you add a grid to a matplotlib plot?

A) plt.grid(True)

B) plt.add_grid(True)

C) plt.gridlines(True)

D) plt.set_grid(True)

7 / 30

What type of chart is best for showing proportions within a whole?

A) Bar chart

B) Scatter plot

C) Pie chart

D) Line chart

8 / 30

Which parameter controls the legend location in matplotlib?

A) loc

B) legend_loc

C) legendposition

D) location

9 / 30

Which Excel function creates a pivot table?

A) =ANALYZE()

B) =SUMMARY()

C) =TRANSPOSE()

D) =PIVOT()

10 / 30

How do you change the number of bins in a Matplotlib histogram?

A) n_bins=10

B) set_bins(10)

C) bins=10

D) plt.hist(bins=10)

11 / 30

What is the purpose of a heatmap in data visualization?

A) To plot time series data

B) To create interactive plots

C) To draw 3D plots

D) To visualize data density or intensity across a 2D space

12 / 30

What type of visualization shows relationships between data clusters?

A) Scatter plot matrix

B) Heatmap

C) Choropleth map

D) Tree map

13 / 30

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

A) size

B) plot_size

C) marker_size

D) s

14 / 30

What type of chart is best for comparing groups?

A) Pie chart

B) Scatter plot

C) Bar chart

D) Line chart

15 / 30

What type of chart is best for visualizing categorical variables?

A) Bar chart

B) Pie chart

C) Line chart

D) Scatter plot

16 / 30

What is a pivot table in data visualization?

A) A deep learning model for processing images

B) A map to overlay data on geographic locations

C) A tool for rearranging and summarizing data

D) A chart type to visualize time series data

17 / 30

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

A) Bokeh

B) Matplotlib

C) Plotly

D) Seaborn

18 / 30

How do you change the fontsize of labels in Matplotlib?

A) set_fontsize(16)

B) label_size=16

C) fontsize=16

D) font_size=16

19 / 30

How do you display a Plotly figure inline in a Jupyter notebook?

A) show_inline(fig)

B) fig.show() - Displays inline by default in Jupyter

C) fig.display()

D) plot(fig)- Displays inline

20 / 30

Which color palette is used by default in seaborn plots?

A) default

B) 'muted'

C) plt.colors()

D) predefined

21 / 30

Which seaborn function is used to draw a bar plot?

A) sns.barplot()

B) sns.draw_bar()

C) sns.plot_bar()

D) sns.bar()

22 / 30

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

A) plt.resize(width height)

B) plt.size(width height)

C) plt.set_size(width height)

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

23 / 30

What is the primary purpose of data visualization?

A) To create databases

B) To hide information

C) To make data look complex

D) To make data easier to understand and interpret

24 / 30

What is facetting in data visualization?

A) Scaling the plot for different devices

B) Dividing the plot area into panels to show subsets of data

C) Relabeling the axes and legends

D) Combining multiple plots into subplots

25 / 30

Which attribute sets the plot title in Plotly?

A) name

B) title

C) plot_title

D) set_title

26 / 30

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

A) color

B) shade

C) hue

D) palette

27 / 30

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

A) plotly.graph_objects.Scatter()

B) scatter_plot()

C) go.Scatter()

D) plot.scatter()

28 / 30

Which parameter sets the linewidth in Matplotlib?

A) set_width()

B) line_width

C) width_line

D) linewidth

29 / 30

Which seaborn function is used to draw a boxplot?

A) sns.box()

B) sns.plot_box()

C) sns.boxplot()

D) sns.draw_box()

30 / 30

Which function is used to create a histogram in Matplotlib?

A) plt.plot_hist()

B) plt.histogram()

C) plt.hist()

D) plt.draw_hist()

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