Suppose that a small company purchases 250 of these 75-watt LEDs with a guarantee that 96% of them will last for more than 25,000 hours. Assuming the guarantee is correct, what is the probability that at least 235 of them will last for more than 25,000 hours?
Suppose that a small company purchases 250 of these 75-watt LEDs with a guarantee that 96% of them will last for more than 25,000 hours. Assuming the guarantee is correct, what is the probability that at least 235 of them will last for more than 25,000 hours?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![**Problem Statement:**
Suppose that a small company purchases 250 of these 75-watt LEDs with a guarantee that 96% of them will last for more than 25,000 hours. Assuming the guarantee is correct, what is the probability that at least 235 of them will last for more than 25,000 hours?
**Answer Choices:**
- 0.9424
- 0.9548
- 0.9652
- 0.9378](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F29d4af3c-7e73-4db7-9d40-050b2209e722%2F2d7c1e09-526b-40f5-bdce-9e669aaf4996%2F1lb5d5e_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Problem Statement:**
Suppose that a small company purchases 250 of these 75-watt LEDs with a guarantee that 96% of them will last for more than 25,000 hours. Assuming the guarantee is correct, what is the probability that at least 235 of them will last for more than 25,000 hours?
**Answer Choices:**
- 0.9424
- 0.9548
- 0.9652
- 0.9378
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