1
COMEDK 2025 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0
If the mean of $4,7,2,8,6$ and $k$ is 7 . Then the mean deviation from the mean of these observations is
2
COMEDK 2025 Morning Shift
MCQ (Single Correct Answer)
+1
-0
The variance of 25 observations is 8 . If each observation is multiplied by 3 , then the new variance of the resulting observations is
3
COMEDK 2024 Evening Shift
MCQ (Single Correct Answer)
+1
-0
The mean of five observations is 4 and their variance is 5.2 . If three of these observations are 1, 2 and 6, then the other two observations are
4
COMEDK 2024 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0
Let 'P' be the mean deviation of the first five odd natural numbers about their mean and 'Q' be the mean deviation of the first five prime numbers about their mean. The $$Q-P=$$
Questions Asked from Statistics (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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