If there is a very weak correlation between two variables, then the coefficient of determination must be
A. much larger than 1, if the correlation is positive.
B. much smaller than -1, if the correlation is negative.
C. equal to one.
D. closer or equal to zero.
Answer: D
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Consumers' opinions on products and services posted online are sources of knowledge from the web.
Answer the following statement true (T) or false (F)
In a ________, the purchasing organization realizes that the problem cannot be solved without buying something new
A) straight rebuy situation B) modified rebuy situation C) new-task situation D) repetition purchase
Which of the following would meet the need for additional control procedures when using computer-generated purchase orders?
a. Establishment of a maximum quantity limits that can be ordered within a given time period. b. Automated acceptance for high dollar levels. c. Purchase order copies sent by purchasing to receiving. d. Accounts payable department entering new vendors into the system.
Identify the primary purpose of leadership.
A. To emphasize formal authority B. To provide order and consistency C. To produce change and movement D. To delegate accountability