Answer:
South Carolina became one of the wealthiest early colonies largely due to exports of cotton, rice, tobacco, and indigo dye. Much of the colony's economy was dependent upon the stolen labor of enslaved people that supported large land operations similar to plantations.
Answer:
confounding variable; lowered.
Explanation:
In the field of statistical analysis, a <u>confounding variable</u> is one that influences both the independent variable and the dependent variable. When an experimented is designed, the researcher wants to study the effect the independent variable has on the dependent variable. However, if there's a third variable that can influence them, it can cause a spurious correlation.
The psychologist wanted to test the effects using the new computer program (independent variable) had in helping students learn math (dependent variable). But when she divided the group in two, separating them by gender, she introduced a third variable (confounding variable) that wasn't accounted for when designing the experiment and that can influence either variable. <u>Because of this, the internal validity of the study has been </u><u>lowered</u><u>.</u>
Answer:
Correct order is:
Spanish establish settlements in the West
Pueblo people flourish in the Southwest
Louisiana Purchase
Lewis and Clark Expedition
Explanation:
Spaniards started establishing their settlements soon after the Columbus made his journey to the New World.
Pueblo culture started flourishing around the beginning of 17th century.
Louisiana was purchased from France in 1803, while president Jefferson ordered the Lewis and Clark Expedition to start soon afterwards in May of 1804.
Answer: B.) a system in which products were made rapidly by machines
Explanation:
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