Explain what the variable represents in an addition or subtraction expression

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3

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

If g^-1(x) is the inverse of g (x) which statement must be true