✔Question 1 POST OFFICE According to a USPS study, the weight of a randomly selected shipment box has unknown distribution with a mean of 22.7 lbs and a standard deviation of 4.5 lbs. Let X be the weight of a randomly selected shipment box and let S be the total weight of a random sample of size 9. 1. Describe the probability distribution of X and state its parameters and σ: ✓X (μ= 22.7 σ= 4.5 X~N T and find the probability that the weight of a randomly selected shipment box is between 12 and 13 lbs. 0.0069 X (Round the answer to 4 decimal places) 2. Explain why the Central Limit Theorem cannot be used the original population is normally distributed although the sample size is small (n<30)
✔Question 1 POST OFFICE According to a USPS study, the weight of a randomly selected shipment box has unknown distribution with a mean of 22.7 lbs and a standard deviation of 4.5 lbs. Let X be the weight of a randomly selected shipment box and let S be the total weight of a random sample of size 9. 1. Describe the probability distribution of X and state its parameters and σ: ✓X (μ= 22.7 σ= 4.5 X~N T and find the probability that the weight of a randomly selected shipment box is between 12 and 13 lbs. 0.0069 X (Round the answer to 4 decimal places) 2. Explain why the Central Limit Theorem cannot be used the original population is normally distributed although the sample size is small (n<30)
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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![Question 1
POST OFFICE
According to a USPS study, the weight of a randomly selected shipment box has unknown distribution with a
mean of 22.7 lbs and a standard deviation of 4.5 lbs. Let X be the weight of a randomly selected shipment
box and let S be the total weight of a random sample of size 9.
1. Describe the probability distribution of X and state its parameters and o:
✓x (μ=
X~N
22.70 4.5
2. Explain why the Central Limit Theorem cannot be used
T
and find the probability that the weight of a randomly selected shipment box is between 12 and 13 lbs.
0.0069 X (Round the answer to 4 decimal places)
the original population is normally distributed although the sample size is small (n<30)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb557a4fa-f5c9-4260-92c3-aa721ed4c1c6%2Fb4334f5a-1c58-4fa0-849d-7a8ad0689599%2F5jcbs7g_processed.png&w=3840&q=75)
Transcribed Image Text:Question 1
POST OFFICE
According to a USPS study, the weight of a randomly selected shipment box has unknown distribution with a
mean of 22.7 lbs and a standard deviation of 4.5 lbs. Let X be the weight of a randomly selected shipment
box and let S be the total weight of a random sample of size 9.
1. Describe the probability distribution of X and state its parameters and o:
✓x (μ=
X~N
22.70 4.5
2. Explain why the Central Limit Theorem cannot be used
T
and find the probability that the weight of a randomly selected shipment box is between 12 and 13 lbs.
0.0069 X (Round the answer to 4 decimal places)
the original population is normally distributed although the sample size is small (n<30)
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