The exchange of goods and services via the use of smart mobile ...

[madam-professor]

The exchange of goods and services via the use of smart mobile handheld devices that allow Web browsing is known as _____.
 a. outsourcing
  b. autonomic networking
  c. m-commerce
  d. communication security

Question 2

In cluster analysis it is especially dangerous if the ranges of the variables are dramatically different.
 
 Indicate whether the statement is true or false

[mammy1697]

Answer to Question 1

C

Answer to Question 2

T
For cluster analysis to be effective, the ranges of the variables cannot be drastically different; otherwise, the variables with the largest range will dominant the solution.

[madam-professor]

YES! Correct, THANKS for helping me on my review

[xiazhe]

Gracias!