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Graded Assignment

To answer the question below, refer to all the tasks listed in 3. Quiz_Data_Wrangling_and_Visualization.ipynb

Task 1

  1. When creating a bar chart, we should also consider what order in which we will plot the bars. Sorting the bars by the right order reduce the burden on the reader to make the comparisons. What ordering do you think the bars within the Task 1 barchart should be presented?

    • [ ] by Country: sort_values('Country', ascending = False).plot(kind='bar')
    • [ ] by Country: sort_values('Country').plot(kind='barh')
    • [ ] by Value: sort_values('TotalPrice', ascending=False).plot(kind='bar')
    • [ ] by Value: sort_values('TotalPrice').plot()
  2. From the chart you just created in Task 1, which of the following is not among the top 5 largest market outside the United Kingdom?

    • [ ] Netherland
    • [ ] EIRE
    • [ ] Germany
    • [ ] Spain

Task 2

  1. From the boxplot shown in Task 2, which of the following statements is TRUE?

    • [ ] The highest market revenue in January 2011 was around 18,000 USD
    • [ ] In 2011, the total monthly revenue in February was higher than March
    • [ ] The median revenue appeared to be highest in May 2011.
    • [ ] In 2011, there were more countries that happen to be outliers in April than June.
  2. Which one of the following is the correct code to fill in the blank codes in Task 2:

    • [ ] ['Country'], 'TotalPrice', 'Country'
    • [ ] ['InvoiceMonth'], 'TotalPrice', 'InvoiceMonth'
    • [ ] ['Country','InvoiceMonth'], 'TotalPrice', 'InvoiceMonth'
    • [ ] ['InvoiceMonth','Country'], 'InvoiceMonth', 'TotalPrice'

Task 3

  1. Which countries are NOT included in june_outliers table/dataframe?

    • [ ] Germany
    • [ ] France
    • [ ] Australia
    • [ ] EIRE
  2. Which of the following code shows the most efficient grouped bar chart to compare quarterly revenue growth in invoice_topq?

    • [ ] invoice_topq.plot(kind='bar')
    • [ ] invoice_topq.unstack().plot(kind = 'bar',stacked=True)
    • [ ] invoice_topq.unstack(level = 'Country').plot(kind='barh')
    • [ ] invoice_topq.unstack(level = 'Country').plot(kind='bar')
Quiz
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You have 2 attempts. Only your highest score will be taken into account.
  • Quiz 1

    When creating a bar chart, we should also consider what order in which we will plot the bars. Sorting the bars by the right order reduce the burden on the reader to make the comparisons. What ordering do you think the bars within the Task 1 barchart should be presented?

    Question worth 1 point

  • Quiz 2

    From the chart you just created in Task 1, which of the following is not among the top 5 largest market outside the United Kingdom?

    Question worth 1 point

  • Quiz 3

    From the boxplot shown in Task 2, which of the following statements is TRUE?

    Question worth 1 point

  • Quiz 4

    Which one of the following is the correct code to fill in the blank codes in Task 2:

    Question worth 1 point

  • Quiz 5

    Which countries are NOT included in june_outliers table/dataframe?

    Question worth 1 point

  • Quiz 6

    Which of the following code shows the most efficient grouped bar chart to compare quarterly revenue growth in invoice_topq?

    Question worth 1 point

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