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A consultant on a study reports the following to a client bank: The mean student loan debt of DePaul unddergraduates at time of graduation is
A consultant on a study reports the following to a client bank: "The mean student loan debt of DePaul unddergraduates at time of graduation is between $14,333 and $79,266 with 95% certainty."What was the z score used to determine this interval?
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