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An initial investment of $10,000 has a value of $7,382 at the end of year 1. What is the rate of return for the first year?
Observations
Data points or individual pieces of data collected through measurement, study, or research.
Random Sample
A group of people selected from a broader population, where every person has the same probability of being chosen.
Sign Test
A nonparametric test used to determine if there is a median difference between two paired samples.
Matched Pairs
An experimental design technique where each treatment is given to two subjects that are as closely matched as possible, or to the same subject under different conditions.
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