The mean of 90 items was found to be 45. Later on, it was discovered that two…
TCS · 2024
The mean of 90 items was found to be 45. Later on, it was discovered that two items were misread as 26 and 19 instead of 62 and 09 respectively. The correct mean is (approximately)
- A.
29.4
- B.
30.3
- C.
45.2
- D.
30.1
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