12. Assume the average income of workers in Jordan equal 400 JD, a sample of 500 workers are taken and found that the sampling error is 10 and the standard deviation equal 5 , what is the value of the sample mean? (1/1 Point) 2 -2 410 390 None of Above

12. Assume the average income of workers in Jordan equal 400 JD, a sample of 500 workers are taken and found that the sampling error is 10 and the standard deviation equal 5 , what is the value of the sample mean? (1/1 Point) 2 -2 410 390 None of Above

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

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Question

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4:47
Mid-Statistics Exam First Semester (Statisti...
None of Above
Section
12. Assume the average income of workers in
Jordan equal 400 JD, a sample of 500 workers are
taken and found that the sampling error is 10 and
the standard deviation equal 5 , what is the value
of the sample mean?*
(1/1 Point)
-2
410 v
390
None of Above
Section
13. From a table below calculate the variance of a
discrete random variable
1
2
3.
4
P(X) 0.1
0.2
0.4
0.30
Edit
(2/2 Points)

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