1
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The mean deviation about the mean for the following data.

$$5,6,7,8,6,9,13,12,15 \text { is }$$

A
1.55
B
2.88
C
3.89
D
5
2
AP EAPCET 2021 - 20th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

If the mean of a data x is 10 and if all the observations are multiplied by 2, then the mean of new data is

A
30
B
15
C
50
D
20
3
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

The mean deviation from the mean of the set of observation $$-1,0,4$$ is

A
3
B
1
C
$$-$$2
D
2
4
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Let an angle of a triangle is 60$$^\circ$$. If the variance of the angles of the triangle is 1014$$^\circ$$, then the other two angles are

A
23$$^\circ$$ and 97$$^\circ$$
B
22$$^\circ$$ and 68$$^\circ$$
C
21$$^\circ$$ and 99$$^\circ$$
D
20$$^\circ$$ and 100$$^\circ$$

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