Answer:
differences
Explanation:
a pretest/protest experimental design is that which involve the taking down or recording down of measurements before and after a treatment.pretest-posttest designs are a more suitable experimental design that is usually used when comparing participant groups and also measuring the differences or the degree of change that happens as a result of treatments. there are various forms/ways of analyzing an experimental data of which there is the t-test. t-test is usually used to measure the differences between two groups in an experiment.
comparison of the differences as a form of data analysis of the two variable(husband/wife) in a pretest/protest design using the t-test will show you if its a directional hypothesis or a non directional hypothesis and also clearing shows the relationship when comparing the two variables.
Answer: Inca
The Incas were one of the most civilized peoples in America. They comprised mainly the Quechua, Aymará, Yunka, etc. tribes, which, according to the Spanish, formed the Empire of the Incas, a name derived from the reigning family belonging to the Quechua tribe, the main of the empire.
The Inca culture has been totally destroyed and today only ruins of its grand monuments, temples and palaces remain.
The correct answer would be A. Read the section in the online textbook
