The mean of 9 observation is 16 One more observation is…

Are you looking for correct answer of The mean of 9 observation is 16 One more observation is…? Here we have shared detailed answer with explanations.

The mean of 9 observation is 16. One more observation is included and the new mean becomes 17. The 10th observation is :

  1. A. 9
  2. B. 16
  3. C. 26
  4. D. 30

Answer: Option C

Here is complete explanation of The mean of 9 observation is 16 One more observation is….

Solution(By ExamCraze Team)

According to the question mean of 9 observations is = 16
Sum of all observations is = 16 × 9 = 144
When one more observation included the new mean = 17
Sum of 10 observations = 10 × 17 = 170
∴ 10th observation = 170 - 144 = 26

Leave a Comment