Data Science, Deep Learning, Machine Learning, Probability, Interview.
which means you’re multiplying λ by itself X times. X!: This is the factorial of X. It’s like multiplying all the numbers from X down to 1. So, if X is 3, then X! is 3 × 2 × 1 = 6. When you put all these things together, you get a number that tells you how likely it is for a certain number of