The average of 10 observations is 18.5. Two of them are 16.5 and 15.5. Find the average of the remaining observations.
- A. 19.125
- B. 19.015
- C. 19.425
- D. 19.215
- 19.125
Please select one of the options to reveal the correct answer.
Please select one of the options to reveal the correct answer.