If test takers do not believe that items on a test measure what they are supposed to measure then the test probably lacks:

In the years 2030–2040, the number of Americans 85 years old steadily falls from 9.6 million to 1.4 million

Indicate whether the statement is true or false.

If a female rat is ovariectomized and given T at birth, she will not perform lordosis for a male. Instead, when given testosterone, she will mount. In this case, the animal has experienced:

a. behavioral defeminization. b. behavioral masculinization. c. activational effects of estradiol and progesterone. d. organizational effects of testosterone.