Question

e Statistics - 3.527
14A
3.528 - Model solved scanner CS. FP-BE Paper 3 (2017 Syllabus)]
278. The mean and S.D. of 1, 2, 3, 4, 5, 6, is:
3.5=2
gis:
5
91011
Eers is 5,200 per month
800 per month. What is
(C) 3,3
Answer:
279. S.D. of a data is 6 when each observation is increased by 1, then the
S.D. of new data is:
(a) 5
(b) 7
106
(d) 8.
Answer:
280. If the sum of deviations of a set of 5 observations measured from 30 is
zero, the mean of observation is -
(a) o
(b) 5
(c) 6
lety 30.
Answer:
rrrrrrrrrFHHH
modes.
-10, 10?
281. What is the standard deviation of the following data:
X: 10 11 12 13 14 15 16
F: 1 2 3 4 3 2 1
(a) 1.58
(b) 2.92
(C) 2.5
(d) 4.06.
Answer:
282. Mean and Standard Deviation of two values are 15 and 5 respectively.
These two values are
(a) 5, 10
(b) 10,15
(0) 10,20
(d) 15 20
ers? 53, 52, 61,
Anshori​

Answer 1

Answer:

I standing ice training in only class 8 I don't mind this question and I don't know what is the answer and what types question sorry but I can't solve this