In matrix T, what is the value of element 113? Time spent making phone calls
- Rows represent the person calling
Columns represent the person called

T =
0 12 7 22 19
54 0 0 9 0
33 5 0 52 0
0 0 41 22 0 8
17 0 5 0 0

Kilgore trout creates a new scale to diagnose depression. however, his scale only assesses one symptom of depression while ignoring others. which of the following is his new scale most likely lacking? a) test-retest reliability b) discriminant validity c) criterion validity d) alternate-forms reliability e) content validity f) none of the above

Out of five men and five women, we form a committee consisting of four different people. assuming that each committee of size four is equally likely, find the probabilities of the following events: 1. the committee consists of two men and two women 2. the committee has more women than men. 3. the committee has at least one man. for the remainder of the problem assume that alice and bob are among the ten people being considered. 4. both alice and bob are members of the committee.

Why is partitioning a directed line segment into a ratio of 1: 3 not the same as finding the length of the directed line segment?