Which one of the following levels of measurement involves assigning numbers to represent categories of data only?
A. nominal scale
B. ordinal scale
C. interval scale
D. ratio scale
Ans: A
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Mary is playing with her infant daughter Rose. Mary responds to Rose's facial expressions by mimicking and exaggerating the same expressions. All of a sudden Mary's face becomes blank and she does not show any emotion. How is Rose likely to respond?
Rose will probably frown, fuss, drool, and look away from her mother. Rose will be glad for the break and will probably fall asleep. Rose will exaggerate her mother's facial expression. Rose will smile and coo even more to try to get her mother to respond.
About 8% of all infants show ________ attachment, an unhealthy form of attachment in which infants seek the proximity of their caregivers but don't gain comfort from the contact
Fill in the blank with the appropriate word.
In females, the primordial gonads develop into:
a. Fallopian tubes. b. Ovaries. c. Estrogens. d. Androgens.
Mary is 65. Becky is 40. Samantha is 20. Each of these women are in a(n) ______.
A. nonequivalent control group B. examination group C. quasi-experimental group D. different cohort