Statistics

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The mean and median of 100 items are 50 and 52 respectively. The value of the largest item is 100. It was later found that it is 110, not 100. The true mean and median are
a) 50.1, 52
b) 50, 52
c) 50.2, 52
d) None of these

  • Statistics -

    How can you get a maximum of 110 out of 100? If it was possible, it would not change the median. Since you don't know how many scores are involved, you can't estimate the effect on the mean.

    Definitely D!

  • Statistics -

    50,52

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