Slavery Was Once an Institutionalized Norm in the United States

question 18

True/False

Slavery was once an institutionalized norm in the United States.

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Definitions:

80th Percentile

A value below which 80 percent of the data in a data set falls, indicating the upper 20% of values.

Mean

The average of a set of numbers, calculated by summing all numbers in the set and then dividing by the count of numbers.

Standard Normal

A special case of the normal distribution with a mean of zero and a standard deviation of one.

Random Variable

A random variable is a variable whose values depend on outcomes of a random phenomenon, used in probability and statistics to model real-world processes.