ibm data analyst capstone project coursera week 4 answers

Graded Quiz: Visualizing Distribution Of Data

1. Based on the boxplot of the column "Age", where do you see the outliers?

  • Above Q3 and Below Q1
  • There are no outliers
  • Below Q1
  • Above Q3

Graded Quiz: Visualizing Relationship

2. Based on the scatter plot of Age and WorkWeekHrs , what kind of correlation do you see between them?

  • Very high positive correlation
  • No correlation
  • Very High negative correlation.
  • Difficult to clearly identify from the scatter plot.

Graded Quiz: Visualizing Composition of Data

3. In the pie chart of top 5 databases, respondents wish to learn next year, what is the percentage of Mongodb?

  • 16.4
  • 19.1
  • 18.8
  • 20.9

4. In the list of most popular languages respondents wish to learn next year, what is the rank of Python?

  • 2
  • 1
  • 4
  • 3

5. How many respondents indicated that they currently work with 'SQL'?

  • 5012
  • 5132
  • 5321
  • 7106

6. How many respondents indicated that they work on 'MySQL' only?

  • 474
  • 657
  • 876
  • 736

Graded Quiz: Visualizing Comparison of Data

7. Majority of the survey responders are

  • Developer – back-end
  • Developer – full-stack
  • Developer – mobile
  • Developer – front-end

8. Based on the Line Chart of Age and median ConvertedComp for the age group 25-30, what kind of correlation do you see between Age and median ConvertedComp?

  • Negative
  • Positive
  • No Correlation
  • Highly Negative

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