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Mathematics, 10.05.2021 21:10, nika0001
To investigate the relationship between intracellular calcium and pulse-rates, researchers measured the free calcium concentration in the blood platelets of 38 people. They also measured the pulse rate for each person. Suppose the mean pulse rate for all people is 72 bpm with a variance of 16. What is the probability that the sample mean is less than 70 bpm
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