The nurse researcher opts to use ratio-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.
ANS: C
Feedback
A This response is true for all levels of data: nominal, ordinal, interval, ratio.
B This is true for intervals between numbers for interval- and ratio-level data.
C This is characteristic of ratio measurement.
D This response does not describe interval-level data.
You might also like to view...
A nurse who is visiting a seniors' wellness center is teaching a group of older adult women about sexual activity among older adults. Which of the following teaching points best captures the reality of sexual activity among older adults?
A) "Androgen replacement therapy for older men can help resolve erectile function and low libido." B) "Cessation of estrogen production after menopause makes sexual activity rarely possible for older women." C) "You can expect the duration and intensity of sexual response to decrease with age." D) "With education, sexual pleasure and frequency can remain similar to that of younger adults."
A client is to be discharged from a nursing home. The nurse caring for the client has to educate the client regarding the appropriate use of prescribed drugs. Which factor would be most important in promoting learning?
A) Attitude B) Motivation C) Interest D) Grasping power
When assessing the client with multiple café au lait macules (CALMs), the nurse should also be alert for:
A) neurofibromas. B) patches of unpigmented skin. C) alopecia. D) psoriasis.
While teaching parents of a newborn about normal growth and development, the nurse informs them that their child's weight should:
1. Triple by 6 months of age. 2. Double by 1 year of age. 3. Double by 5 months of age. 4. Triple by 9 months of age.