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Error in Challenge: Viewer engagement, Intro to CS: Python, Unit 7, Lesson 1

In step 2 of Challenge: Viewer engagement, Unit 7, Lesson 1, the question was slightly misleading. These were the instructions:  STEP 2 Weigh views How should Lani measure engagement? She wants...

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Help in 'Challenge: Wait times' in unit 3, lesson 3

I don't get 'Challenge: Wait times' in unit 3, lesson 3. So far I have: import random num_cashiers = 1 waiting_to_order = 0waiting_for_food = 0 for waiting_to_order in range(300):    # Customers ar...

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