Answer:European Nations established colonies in North America because they wanted to expand their horizons. For the gold, glory, and to spread their religion. And they wanted to have more land than other countries. Since it was discovered, they wanted to put their land to good use.
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1. In the data set, the sum of all the data points, divided by the number of data points; the average. 2. To find the mean, you add up all the data, and then divide by the number of data.
By 1876, about 40 percent of all African American children, or roughly 600,000 children,. attended school
