Assume that females have pulse rates that are normally distributed with a mean of 74 beats per min and a standard deviation of 12.5 beats per min. If 9 adults are randomly selected, find the probability that they have pulse rates with a mean less than 80 beats per min. Hint: Use the Central limit theorem. O 0.0749 O 1.44 O 0.5 O 0.9251

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
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Assume that females have pulse rates that are normally distributed with a mean of 74 beats per min
and a standard deviation of 12.5 beats per min.
If 9 adults are randomly selected, find the probability that they have pulse rates with a mean less
than 80 beats per min.
Hint: Use the Central limit theorem.
O 0.0749
O 1.44
O 0.5
O 0.9251
Transcribed Image Text:Assume that females have pulse rates that are normally distributed with a mean of 74 beats per min and a standard deviation of 12.5 beats per min. If 9 adults are randomly selected, find the probability that they have pulse rates with a mean less than 80 beats per min. Hint: Use the Central limit theorem. O 0.0749 O 1.44 O 0.5 O 0.9251
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