7. A random sample of n = 64 observation has a mean x = 29.1 and a standard deviation s= 3.9. Calculate the maximum error of estimation in estimating the population mean, μ, at 95% confidence level. A. 0.1194 B. 0.4172 C. 0.9555 D. 0.4875

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7.
A random sample of n = 64 observation has a mean x = 29.1 and a standard
deviation s = 3.9. Calculate the maximum error of estimation in estimating the
population mean, u, at 95% confidence level.
A. 0.1194
B.
0.4172
C.
0.9555
D.
0.4875
Transcribed Image Text:7. A random sample of n = 64 observation has a mean x = 29.1 and a standard deviation s = 3.9. Calculate the maximum error of estimation in estimating the population mean, u, at 95% confidence level. A. 0.1194 B. 0.4172 C. 0.9555 D. 0.4875
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