The following scores represent the number of children in a group of 20 households: 2 0 2 1 5 3 4 0 1 1 2 1 3 2 4 6 3 2 0 2
a. Calculate the mode, median, and mean from the scores.
b. Rearrange the scores into a simple frequency distribution and recalculate the
mode, median, and mean.
What would be an ideal response?
a. Mode = 2 children
Median = 2 children
Mean = 2.2 (see below)
44
20
2.2
X
X
N
= = =
?
b.
Children f fX
6 1 6
5 1 5
4 2 8
3 3 9
2 6 12
1 4 4
0 3 0
Mode = 2 children
Median = 2 children
Mean = 2.2 children (see below)
44
20
2.2
fX
X
N
= = =
You might also like to view...
Which of the following statements is true of sites of problematic behaviors for a client and identifying them?
A) ?Determining where problematic behavior occurs most accurately identifies situations in which the client experiences relief from difficulties. B) ?Identifying where problematic behavior does not occur provides clues about what might help alleviate the problem. C) ?Determining where problematic behavior occurs will help assess the way the client is likely to handle difficult situations. D) ?Identifying where problematic behavior does not occur is the only way to unravel psychosocial factors associated with the problem and plan appropriate intervention.
The purpose of the fifth step is to_______________.
a. learn to forgive others b. make amends c. make things right with themselves d. make things right with others e. make things right with God (as they understand him) f. only c, d, and e
The ability to work effectively with diverse groups means
a. establishing relationships b. recognizing demographic shifts c. awareness of the dominant groups in society d. mastering a variety of technological aids
______ requires the ability to carefully evaluate the validity of an assumption and even of a so-called fact
a. Crucial assimilation b. Critical thinking c. Credible validity d. Concrete evaluat