Get startedGet started for free

Calculating the search rate

During a traffic stop, the police officer sometimes conducts a search of the vehicle. In this exercise, you'll calculate the percentage of all stops in the ri DataFrame that result in a vehicle search, also known as the search rate.

This exercise is part of the course

Analyzing Police Activity with pandas

View Course

Exercise instructions

  • Check the data type of search_conducted to confirm that it's a Boolean Series.
  • Calculate the search rate by counting the Series values and expressing them as proportions.
  • Calculate the search rate by taking the mean of the Series. (It should match the proportion of True values calculated above.)

Hands-on interactive exercise

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

# Check the data type of 'search_conducted'
print(____)

# Calculate the search rate by counting the values
print(____)

# Calculate the search rate by taking the mean
print(____)
Edit and Run Code