Question

)

1. If mean and coefficient of variation of a set of data is 10 and 5, respectively, then the standard

deviation is:

a. 5

b. 10

c. 0.5

d. 3

2. Tally marks determine:

a. Class frequency

b. Class boundary

c. Class limit

d. Class width

3. Perfect negative correlation is signified by

a. 2

b. 0

c. 1

d. -1.0​

Answer 1

Answer:

The word democracy itself means rule by the people. A democracy is a system where people can change their rulers in a peaceful manner and the government is given the right to rule because the people say it may