Question: Customers at a certain store are charged incorrectly for 1 out of 30 items on average. Suppose you purchases 15 items. 1)Find the probability you

Customers at a certain store are charged incorrectly for 1 out of 30 items on average. Suppose you purchases 15 items.

1)Find the probability you are charged incorrectly on 3 items?

2)Find the probability you are not charged incorrectly on any items?

3)Find the probability you are charged incorrectly on at least one items?

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