Acorner store sells two kinds of baked goods: cakes and pies. a cake costs $5 and a pie costs $7. in one day, the store sold 15 baked goods for a total of $91. how many cakes did they sell?

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125