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If the mean of 4 observations is 20, when a constant 'C' is added to each observation, the mean becomes 22. The value of C is:
5Q:
If the mean of 4 observations is 20, when a constant 'C' is added to each observation, the mean becomes 22. The value of C is:
- 16false
- 22false
- 33false
- 45true
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