marykayy0218own5cp
19.05.2020 •
Mathematics
A random sample of people is chosen to participate in a survey. For the survey results to be considered valid, which must be true of the random sample?
The sample must represent the target population.
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Ответ:
a = 28500 - 1800(9) = 28500 - 16200 = 12300
12,300 feet