2. In a sample of 900 gas stations, the mean price of regular gasoline at the pump was P54.04 per liter and the standard deviation is P0.42 per liter. From this population, a random sample is drawn of size: а. 30. b. 55.
2. In a sample of 900 gas stations, the mean price of regular gasoline at the pump was P54.04 per liter and the standard deviation is P0.42 per liter. From this population, a random sample is drawn of size: а. 30. b. 55.
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
solve b2
![B. Find and interpret the mean, variance, and standard deviation of the sampling distribution of
sample means. Round your answers to one decimal place.
1. The mean age of employees at a large corporation is 47.2 years with a standard deviation
of 3.6 years. Random samples of size 36 are drawn from this population and the mean of
each sample is determined.
2. In a sample of 900 gas stations, the mean price of regular gasoline at the pump was
P54.04 per liter and the standard deviation is P0.42 per liter. From this population, a
random sample is drawn of size:
a. 30.
b. 55.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5c8f239b-142b-4f17-a1a0-c6070e49ad8f%2Fd1ae664d-38dc-4ad9-ad7e-f40cdb57c0e7%2F7vzcpiq_processed.jpeg&w=3840&q=75)
Transcribed Image Text:B. Find and interpret the mean, variance, and standard deviation of the sampling distribution of
sample means. Round your answers to one decimal place.
1. The mean age of employees at a large corporation is 47.2 years with a standard deviation
of 3.6 years. Random samples of size 36 are drawn from this population and the mean of
each sample is determined.
2. In a sample of 900 gas stations, the mean price of regular gasoline at the pump was
P54.04 per liter and the standard deviation is P0.42 per liter. From this population, a
random sample is drawn of size:
a. 30.
b. 55.
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