Adata set contains an independent and a dependent variable. which must be true of the data set if a linear function can be
used to represent the data?

a: the set must have a constant additive rate of change.
b: the set must have a constant multiplicative rate of change.
c: the values in the set must be positive.
d: the values in the set must be increasing.

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