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Suppose the length of voicemails in seconds is normally distributed with a mean of 40...

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Algebra

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Suppose the length of voicemails in seconds is normally distributed with a mean of 40 seconds and standard deviation of 10 seconds Find the probability that a given voicemail is between 20 and 50 seconds 10 20 30 99 7 95 68 40 50 60 70 P Enter

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