Which one of the following research studies could yield information about evidence of validity based on the content of a test?
A. a study that involves performing a series of systematic steps during test development
B. a study that involves correlating test scores with a previously identified performance measure
C. a study that involves correlating test scores with another previously identified test
D. a study where test takers provide their opinion on how well test questions relate to the test topic
Ans: A
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An infant demonstrates his or her attachment to a caregiver by . . .
a. Becoming distressed when the caregiver leaves the infant alone b. Showing delight when the caregiver returns c. Both of the above d. Neither of the above
Some research questions cannot be answered using human experiments because
a. some studies would be impractical or unethical. b. randomization is often hard to achieve. c. double-blind studies are usually dangerous to participants. d. researchers know that their results usually will not be published. e. they are not a very effective way to learn about cause and effect relationships.
A person is hit in the eye and "sees stars" for several seconds. This experience supports ________
a. Hering's theory b. Weber's Law c. the doctrine of specific nerve energies d. the volley principle
Which term refers to the absence of a heartbeat and breathing in a human?
A. brain death B. functional death C. mortality D. clinical death