Which equation could be used to solve the following problem? Eric has four more than twice as many baseball cards in his collection than Steve. If Eric
has 38 baseball cards, how many does Steve have?

1: 2x+4=38

2: 2x+4x=38

3: 4-2x=38

4: 2x-38=4

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