Question

A special type of password consists of four different letters of the Alphabet, where each letter is used only once. How many different possible passwords are there? 358,800 259,900 536,600 457,700

          A special type of password consists of
four different letters of the Alphabet, where
each letter is used only once. How many
different possible passwords are there?
358,800
259,900
536,600
457,700

Added by Kevin C.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Manisha Sarker

03/08/2023

Step 1

For the first letter of the password, we have 26 choices. Since each letter can only be used once, for the second letter, we have 25 choices. Similarly, for the third letter, we have 24 choices, and for the fourth letter, we have 23 choices. So, the total number Show more…

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