Question

Find out standard deviation if - i)
n = 230 ii) Total of frequency into
deviation from assumed mean = 105
iii) Total of deviation square from
assumed mean = 733 iv) Step
deviation = 10
Answer
A. 18.26
B.. 17.26
C. 19.26
D.16.26​

Answer 1

Answer:

The time of a place depends on the longitude that passes through it. Therefore, the standard time for each country is usually taken as the time of the central meridian that passes through it. ... Thus, we need a standard meridian for the country. In India 82 ½ °E longitude determines the standard time.