1
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+2
-0
140. Given that total of 16 values is 528 and sum of the squares of deviation from 33 is 9158. The variance is
2
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+2
-0
Following data shows the information about marks obtained in Physics, Chemistry, Mathematics and Biology by 100 students in a class. Then subject shows the highest variability in marks
| Physics | Chemistry | Mathematics | Biology | |
|---|---|---|---|---|
| Mean | 20 | 25 | 23 | 27 |
| S.D. | 3 | 2 | 4 | 5 |
3
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+2
-0
If the variance of the data 2, 4, 5, 6, 8, 17 is 23.33, then the variance of 4, 8, 10, 12, 16, 34 will be
4
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+2
-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 are
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