Mathematics, 30.09.2020 02:01 bugsbunny27
The distribution of ages of runners in a marathon is approximately normal. The oldest participant was 80 and the youngest was 13. Which of the following statements is true of the mean and median ages of the runners?
The mean is less than the median.
The mean is greater than the median.
The mean and median are approximately equal.
The actual ages of all runners are needed to decide.
Answers: 1
Mathematics, 21.06.2019 23:30
Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?
Answers: 1
The distribution of ages of runners in a marathon is approximately normal. The oldest participant wa...
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