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Artyom0805 [142]
3 years ago
13

Randomly selected statistics students of the author participated in an experiment to test their ability to determine when 60 sec

onds had passed. Forty students yielded a sample mean of 58.3 seconds. Assume that б = 9.5 seconds. Construct a 95% confidence interval of the population mean of all statistics students.
Z D/2 = 1.96
Mathematics
1 answer:
Zanzabum3 years ago
8 0

Answer:

The answer would be: We are 95% confident that the interval from 55.4 seconds to 61.2 seconds actually does contain the true value of μ.

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