Next two questions are related 12A researcher reports survey results by stating that the margin of error for the 95% middle interval of the sample means is 12.2. The population variance is assumed to be σ² = 3,200. The sample size used in this survey is ________. A104 B83 C66 D52 13The 90% margin of error for the sampling distribution in the previous question is: A10.2 B9.7 C9.2 D8.7

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Description: Next two questions are related 12A researcher reports survey results by stating that the margin of error for the 95% middle interval of the sample means is 12.2. The population variance is assumed to be σ² = 3,200. The sample size used in

Given data Population variance (σ2) = 3200 Standard deviation is given by n = sample size Margin of…

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MATLAB: An Introduction with Applications

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ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

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Next two questions are related
12	A researcher reports survey results by stating that the margin of error for the 95% middle interval of the sample means is 12.2. The population variance is assumed to be σ² = 3,200. The sample size used in this survey is ________.

A	104
B	83
C	66
D	52

13	The 90% margin of error for the sampling distribution in the previous question is:
A	10.2
B	9.7
C	9.2
D	8.7

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