data_storytelling

When does Vancouver WiDS first start

• 2018
• 2017
• 2019

[Select all that applies and submit] What are the common techniques to address overfitting problem

• regularization
• bagging
• boosting
• early stopping
• cross validation

How many people sign up for Vancouver WiDS workshop series this year in total

• Over 100
• 95-100
• 60-80
• 80-95

Which visual is most commonly used to show relationship between two continuous variables

• Scatter Plot

• Bar Chart

• Histogram

• Pie chart

Is Social Insurance Number (eg: 496 338 001) continous data?

• No
• Yes
• maybe

Which of these are BI tools?

• Tableau
• Qlickview
• PowerBI
• All of the above

[Select all that apply] Which of these are Python libraries for visualization?

• ggplot
• plotly
• altair
• matplotlib

Is it reasonable to show more than 4-5 categorical values on a pie chart?

• no
• yes
• maybe

[Select all that apply] What makes a visualization bad?

• too many colours
• too many charts
• complex charts with overwhelming information
• label charts with numbers

What are data outliers

• data point that differs significantly from other points
• data point that is similar to other points
• both of the above
• none of the above