1
MHT CET 2021 20th September Evening Shift
MCQ (Single Correct Answer)
+2
-0

If the variance of the numbers $$2,3,11$$ and $$x$$ is $$\frac{49}{4}$$, then the values of $$x$$ are

A
$$6, \frac{14}{3}$$
B
$$4, \frac{13}{5}$$
C
$$6, \frac{16}{3}$$
D
$$6, \frac{14}{5}$$
2
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+2
-0

If 1 is added to first 10 natural numbers, then variance of the numbers so obtained is

A
8.25
B
3.87
C
6.5
D
2.87
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