Question: 10. X 23, Mdn 28, mode 31 for a particular distribution of 25 scores. It was subsequently found that a scoring mistake had been made:

10. X 23, Mdn 28, mode 31 for a particular distribution of 25 scores. It was subsequently found that a scoring mistake had been made: one score of 43 should have been a 34.

(a) What is the correct value for X ?

(b) How would the Mdn and mode be affected by this error?

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