Which step is the same in the construction of parallel lines and the construction of a perpendicular line to a point off a line?

Negative 5 1/12 + negative 4 1/4 + 6 3/4

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

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the