ch. 17

Question 1

The most frequent attribute, in either grouped or ungrouped data, is the
a. mean
b. median
c. mode
d. range
e. marginal

Answer 1

mode

Question 2

given the following values, the median is 8, 12, 9, 15, 17, 11, 13, 15, 7

Answer 2

12

Question 3

a measure of dispersion describes
a. where the data are clustered
B. how spread out the data are
d. all of the above

Answer 3

B

Question 4

given the following distribution, the range is 12, 15, 8, 17, 34, 43, 2, 16, 43, 3

Answer 4

2, 43

Question 5

a research article reports that clients recieved intervention a …… 30% recidivism rate,……
a.intervention a is more….
b. the difference in recediviam rates…
c. the difference in….
D. none of these

Answer 5

none of these

Question 6

at what level of measurement is the variable ethnicity?
Nominal
ordinal
ratio
interval

Answer 6

Nominal

Question 7

Half the cases are above the median, half the cases are below the median
true or false

Answer 7

True