The average score of 7 players was initially recorded as 55. However, it was later discovered that a score of 35 had been mistakenly read as 53. Determine the correct average score.(Rounded up to two decimal places)
Given:
Incorrect average of 7 players = 55
Wrong entry = 53 (should be 35)
Number of players = 7
Formula Used:
Correct total = Incorrect total − Wrong value + Correct value
Correct average = Correct total ÷ Number of players
Solution:
Incorrect total = 55 × 7 = 385
Correct total = 385 - 53 + 35 = 367
Correct average =
Correct average = 52.43(approx)
English
80 Questions
160 Marks
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