passcode on a smartphone consists of 7 digits, and repetition of digits is allowed. Determine the number of possible seven-digit passcodes. If a person finds a smartphone and randomly enters 7 digits, what is the probability that the correct passcode is entered? The number of possible seven-digit passcodes is ype a whole number.) The probability that the correct passcode is entered is. Gimplifr vour annuor

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Question
4)
A passcode on a smartphone consists of 7 digits, and repetition of digits is allowed.
a) Determine the number of possible seven-digit passcodes.
b) If a person finds a smartphone and randomly enters 7 digits, what is the probability that the correct passcode is entered?
a) The number of possible seven-digit passcodes is
(Type a whole number.)
b) The probability that the correct passcode is entered is.
(Simplify your answer.)
Transcribed Image Text:A passcode on a smartphone consists of 7 digits, and repetition of digits is allowed. a) Determine the number of possible seven-digit passcodes. b) If a person finds a smartphone and randomly enters 7 digits, what is the probability that the correct passcode is entered? a) The number of possible seven-digit passcodes is (Type a whole number.) b) The probability that the correct passcode is entered is. (Simplify your answer.)
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