Answer: The mean income of the three people surveyed is $33,000.
The mean or average of a data set is nothing but the sum total of all the observations in a given set of data divided by the number of observations.
The formula for calculating the mean is:

where
is the mean or average
X₁ , X₂, X₃ .......Xn refers to the observations
N is the total number of observations
Substituting the values in the formula for mean we get,



Answer:
This is an example of information communication
Explanation:
Is an extensional term for information technology, that stress the role of unified communications.
It is true that capital gains refer to profits from the sale of investments.