In Their Efforts to Recruit Settlers in the West, Railroad

question 41

Multiple Choice

In their efforts to recruit settlers in the West, railroad companies

• A) drew millions of East Coast migrants.
• B) made land available to a large number of women, sometimes as much as 20 percent of the grants made.
• C) relocated entire villages of Germans, as well as Irish laborers.
• D) None of these choices
• E) All of these choices

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Definitions:

Double-Blind Experiment

An experimental method in which neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.

Double Blind

An experimental design where neither the participants nor the experimenters know who is receiving a particular treatment, preventing bias in research results.

Explanatory Variable

A factor in a statistical model that is believed to cause or influence changes in a response variable.

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