Question
A vending machine operator knows that her 6 vending machines in a Kuwaiti shopping centre produce an average daily revenue of KWD 125 (Kuwaiti Dinar).
A vending machine operator knows that her 6 vending machines in a Kuwaiti shopping
centre produce an average daily revenue of KWD 125 (Kuwaiti Dinar). She adds a 7th
machine that generates an average revenue of KWD 140 (the remaining machines continue
to produce the amounts). What is the new average for all her machines?
a. KWD 126.9
b. KWD 127.0
c. KWD 127.1
d. KWD 127.2
Show me the calculation?
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Research Methods Design And Analysis
Authors: Larry Christensen
13th Edition
0205961258, 978-0205961252
