0.9^18 !exclusive! Jun 2026

Probability of succeeding at least once = 1 - (0.1)^18 ≈ 1 - 0

First, let’s look at the raw data. $$0.9^{18} \approx 0.150$$ 0.9^18

To grasp the significance of this result, let's consider an intuitive example. Imagine you have a 90% chance of success in a particular endeavor, and you repeat this endeavor 18 times. What is the probability that you will succeed at least once? Probability of succeeding at least once = 1 - (0

Imagine a manufacturing process that is $90%$ effective. On paper, a "90% success rate" sounds excellent; it is an 'A' grade in most school systems. If you process 100 items, you only lose 10. Most managers would be thrilled with such efficiency. What is the probability that you will succeed at least once

0.918=0.9×0.9×0.9×... (18 times)0.9 to the 18th power equals 0.9 cross 0.9 cross 0.9 cross point point point (18 times)