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Running times for 400 meters are Normally distributed for young men between 18 and 30...

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Running times for 400 meters are Normally distributed for young men between 18 and 30 years of age with a mean of 93 seconds and a standard deviation of 6 seconds Thus 99 7 of running times are approximately between None of the answer options is correct 62 and 124 seconds 75 and 111 seconds 45 and 141 seconds

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Running times for 400 meters are Normally distributed for young men between 18 and 30 years of age with a mean of 93 seconds and a standard deviation of 6 seconds Thus 99 7 of running times are approximately between None of the answer options is correct 62 and 124 seconds 75 and 111 seconds 45 and 141 seconds

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