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Median life expectancies

In the next exercise, you will create a cumulative time series of the median housing price index in each region. In order to do this, you must first calculate the median housing price index in each year for each region.

Use the dplyr package to complete this task.

This exercise is part of the course

Intermediate Interactive Data Visualization with plotly in R

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Exercise instructions

  • Find the median housing price index (house_price) for each region within each year using group_by() and summarize().
  • Name the new variable median_hpi.

Hands-on interactive exercise

Have a go at this exercise by completing this sample code.

# dplyr has already been loaded

# Find median life HPI for each region in each year
us_economy %>%
  ___(___, ___) %>%
  ___(___ = ___(___))
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