Standard deviation of the coefficient
Given the estimated relationship Y = 4 + 3.1X +e where the standard deviation of the coefficient on X is 2 and we have a sample of 17 observations, test whether the coefficient is significantly different from 0.
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An information center provides services in bilingual languages; requests for service arrive by telephone. Major language service requests and minor language service requests arrive according to independent Poisson processes with respective rate &l
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