Which of the following fields had the greatest impact on the Earth's population explosion in the last 10,000 years?
a. Medical
b. Agriculture
c. Architecture
d. Domesticity
A. The elimination or sharp reduction of diseases like smallpox, typhus, and cholera are all related to medical advances. Medical research helped the population growth rate skyrocket.
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Eleven-year-old Julie and 12-year-old David are dating. Which of the following is most likely true of this relationship?
A. They go out in group settings. B. They go out with their parents. C. They go out by themselves. D. They go on casual dates.
First the students groaned and then they let out a sigh of relief when the teacher realized her mistake. The test was supposed to be on the topic of the modern romance novel,
but she inadvertently passed out exam questions that were intended for another course she was teaching on medieval poetry. It is obvious that the initial test questions did not have a. reliability. b. criterion validity. c. predictive validity. d. construct validity.