melancholypancake melancholypancake 13-05-2021 Mathematics contestada On average, who spends more money on Prom? Forty-two senior girls and thirty-nine senior boys were asked how much they plan on spending on prom this spring. 1 proportion z-test 2 proportion z-test 1 sample t-test 2 sample t-test Paired t-test 1 proportion z-interval 2 proportion z-interval 1 sample t-interval 2 sample t-interval Paired t-interval ?