Who's above average?
Boolean arrays can be a very powerful way to subset arrays. In this exercise, you will identify the prices that are greater than average from a list of prices.
numpy is imported as np and the array prices is available in your workspace.
Bu egzersiz
Introduction to Python for Finance
kursunun bir parçasıdırEgzersiz talimatları
- Find elements in
pricesthat are greater thanprice_meanand assign the boolean result toboolean_array. - Subset
pricesusingboolean_arrayand assign the result toabove_avg.
Uygulamalı interaktif egzersiz
Bu örnek kodu tamamlayarak bu egzersizi bitirin.
# Find the mean
price_mean = np.mean(prices)
# Create boolean array
boolean_array = (____)
print(boolean_array)
# Select prices that are greater than average
above_avg = prices[____]
print(above_avg)