Question

1,Graphical and numerical methods are specialized process utilized in
a. Education Statistics
b. Descriptive Statistics
c. Business Statistics
d. Social Statistics
2;The mean of a distribution is 14 and the standard deviation is 5. What is the value of
the coefficient of variation?
a. 60.4%
b. 48.3%
c. 35.7%
d. 27.8%
3;World of learning is a what source of information
a. Primary source
b. Documentary source
c. Secondary source
d. Tertiary source
4;Research periodicals are which category of sources?
a. Primary
b. Secondary
c. Tertiary
d. Non documentary
5;The mean of the squared deviations of some observations from their arithmetic mean
is called
a. Standard deviation
b. Variation
c. Median
d. Mode
6;The positive square root of the mean of the squared deviations of some observations
from their arithmetic mean is called
a. Standard deviation
b. Variation
c. Median
d. Mode
7;When two coins are tossed simultaneously, what are the chances of getting at least
one tail?
b. 1/5
5.
6.
7.
a. 3/4​

Answer 1

Urr not marking as brainlist answer so I am not going to answer this 1st mark as brainlist then I will edit and answers urr questions. ..

Answer 2

Answer:

Specialized processes such as graphical and numerical methods are utilized in which of the following?

(A) Education statistics

(B) Descriptive statistics

(C) Business statistics

(D) Social statistics