Question: Estimate with 90 confidence the number of American adults who
Estimate with 90% confidence the number of American adults who were working part time (WRKSTAT: 1 = Working full time, 2 = Working part time, 3 = Temporarily not working, 4 = Unemployed, laid off, 5 = Retired, 6 = School, 7 = Keeping house, 8 = Other).
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