ShayloozinnnA ShayloozinnnA
  • 16-02-2017
  • Mathematics
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In a study of 250 adults, the mean heart rate was 70 beats per minute. Assume the population of heart rates is known to be approximately normal with a standard deviation of 12 beats per minute. What is the 99% confidence interval for the mean beats per minute?

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genesiskidd
genesiskidd genesiskidd
  • 16-02-2017
68 - 72!! hope this helps
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