A 4-digit number is selected from the numbers {1,2,3,4,5,6} where the digits are selected without replacement. 1. How many 4-digit numbers can be selected that are greater than 3000? 2. How many even 4-digit numbers can be chosen? 3. How many 4-digit numbers can be chosen that are even greater than 3000?

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Counting Principles

In statistics, the counting principle can be said to be the concept in which the quantity of an item is determined. There can be a single item, or a group of items, or items that are related to each other. In every possible set of items, the quantity of the possible item groups or their sorting measures can be determined with counting principles.