B. 04 D. 62 14. Which of the following is NOT needed in computing the minimum sample size for the estimation of the population mean? A. sample mean B. confidence level C. margin of error D. population standard deviation

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Answer number 14 only
12.What is the sample size needed if the margin of error is 30 and the standard
deviation of 45 with a 98% confidence level?
А. 16
В. 15
13. Calculate the sample size of the given data: E = 5, o = 20, with a 95%
confidence level.
С. 14
D. 13
С. 63
А. 65
В. 64
14. Which of the following is NOT needed in computing the minimum sample size
for the estinmation of the population mean?
A. sample mean
B. confidence level
D. 62
C. margin of error
D. population standard deviation
15. Which of the following formulas is used to get the sample size of the
population?
Ζα/σ
Eo
C. n ()²
Za/2
A.n =
Za,E 2
Zaj E
B. n3D
D. n
Transcribed Image Text:12.What is the sample size needed if the margin of error is 30 and the standard deviation of 45 with a 98% confidence level? А. 16 В. 15 13. Calculate the sample size of the given data: E = 5, o = 20, with a 95% confidence level. С. 14 D. 13 С. 63 А. 65 В. 64 14. Which of the following is NOT needed in computing the minimum sample size for the estinmation of the population mean? A. sample mean B. confidence level D. 62 C. margin of error D. population standard deviation 15. Which of the following formulas is used to get the sample size of the population? Ζα/σ Eo C. n ()² Za/2 A.n = Za,E 2 Zaj E B. n3D D. n
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