Mathematics, 11.12.2020 01:00, Ndow2

Two surveys were done regarding credit card debt. Survey #1: Five years ago the average credit card debt was $6618.
Survey #2: The average credit card debt for a recent year was $9205.
Assume sample sizes of 35 were used and the standard deviations of both samples were $1928.

Construct the 95% Confidence Interval estimate for the difference in the amount of credit card debt based on the two surveys above.

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Two surveys were done regarding credit card debt. Survey #1: Five years ago the average credit card...