The average number of acres burned by wildfires in the United States is 780 acres with standard deviation 500 acres. Since some wildfires burn thousands of acres, the distribution of acres burned by wildfires is strongly right skewed. Suppose a SRS of 100 wildfires is taken. Find the probability that the sample mean number of acres burned is greater than 820 acres. 0.2119 0.4681 0.7881 000 This probability cannot be calculated because we do not know the distribution of
The average number of acres burned by wildfires in the United States is 780 acres with standard deviation 500 acres. Since some wildfires burn thousands of acres, the distribution of acres burned by wildfires is strongly right skewed. Suppose a SRS of 100 wildfires is taken. Find the probability that the sample mean number of acres burned is greater than 820 acres. 0.2119 0.4681 0.7881 000 This probability cannot be calculated because we do not know the distribution of
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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![The average number of acres burned by wildfires in the United States is 780 acres with standard deviation 500 acres. Since
some wildfires burn thousands of acres, the distribution of acres burned by wildfires is strongly right skewed. Suppose a
SRS of 100 wildfires is taken. Find the probability that the sample mean number of acres burned is greater than 820 acres.
0.2119
0.4681
0.7881
This probability cannot be calculated because we do not know the distribution of](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F29b25716-5eb6-4537-b644-b049114aff43%2Fd0996787-f05d-4a38-8cd6-dcd286cb5492%2Fb8zp5d_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The average number of acres burned by wildfires in the United States is 780 acres with standard deviation 500 acres. Since
some wildfires burn thousands of acres, the distribution of acres burned by wildfires is strongly right skewed. Suppose a
SRS of 100 wildfires is taken. Find the probability that the sample mean number of acres burned is greater than 820 acres.
0.2119
0.4681
0.7881
This probability cannot be calculated because we do not know the distribution of
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
Step 1
Here, mean is 780 and standard deviation is 500.
Sample is 100
We will use z-standard normal distribution.
Step by step
Solved in 3 steps with 2 images
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