MCAT Question of the Day


  • Q:

    A study is conducted with a patient sample whose average age is 67 with a standard deviation of 5 years. Which of the following statements about the sample must be true?

     

    A

    There is an equal number of patients older than 67 and younger than 67.

    B

    There are more patients aged 67 than any other age.

    C

    The difference in age between the eldest patient and 67 is equal to the difference in age between the youngest patient and 67.

    D

    If there is a normal distribution of patient ages, approximately 68% of patients will be between the ages of 62 and 72.



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