Show transcribed image text Group Statistics Occupation Mean Std. Std. Error Deviation Mean Expenditure on food White-collar worker 60 508.67 65.63 8.4 7 (S per month) Blue-collar worker 60 503.02 6527 8.43 Assume that the target population has 2000 white-collar workers and 1500 blue-collar workers Treating the white-collar workers and blue-collar workers as the groups in a stratified randon sample, estimate the mean monthly food expenditure (point estimate) for all persons in the target population.
Group Statistics Occupation Mean Std. Std. Error Deviation Mean Expenditure on food White-collar worker 60 508.67 65.63 8.4 7 (S per month) Blue-collar worker 60 503.02 6527 8.43 Assume that the target population has 2000 white-collar workers and 1500 blue-collar workers Treating the white-collar workers and blue-collar workers as the groups in a stratified randon sample, estimate the mean monthly food expenditure (point estimate) for all persons in the target population.
