survey finds that customers are charged incorrectly for 3 out of every 30​ items, on average. Suppose a customer purchases 12 items. Find the following probability.   A customer is not charged incorrectly for any item. The probability is nothing. ​(Round to four decimal places as​ needed.)

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ISBN:9780470458365
Author:Erwin Kreyszig
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A survey finds that customers are charged incorrectly for
3
out of every 30​ items, on average. Suppose a customer purchases
12
items. Find the following probability.
 
A customer is not charged incorrectly for any item.
The probability is
nothing.
​(Round to four decimal places as​ needed.)
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