Author Question: The nurse researcher opts to use interval-level data. The researcher's primary concern will be what? ... (Read 42 times)

tiffannnnyyyyyy · **on:** Jul 8, 2018

The nurse researcher opts to use interval-level data. The researcher's primary concern will be what?

a. Categories must be mutually exclusive.
b. Intervals between data categories must be equal.
c. The rank of zero (0) represents the absence of the measured variable.
d. Variance between assigned categories is qualitative rather than quantitative.

Question 2

The nurse researcher is using a nursing degree as a variable in a research study. The level of measurement most appropriate in this case is what?

a. Nominal
b. Ordinal
c. Interval
d. Ratio

lorealeza · **Reply #1 on:** Jul 8, 2018

Answer to Question 1

ANS: B

Feedback
A This response is true for all levels of data: nominal, ordinal, interval, ratio.
B This is the defining characteristic of interval measurement.
C The zero does not represent the total absence of a variable in interval-level data.
D This response does not describe interval-level data.

Answer to Question 2

ANS: A

Feedback
A This variable (type of nursing degree) is scaled using categorical data, nominal level. The type fits only one characteristic.
B This variable (type of nursing degree) is scaled using categorical data, nominal level. The type fits only one characteristic.
C This variable (type of nursing degree) is scaled using categorical data, nominal level. The type fits only one characteristic.
D This variable (type of nursing degree) is scaled using categorical data, nominal level. The type fits only one characteristic.