Question: Outside a home there is a keypad that will open the garage if the correct four-digit code is entered. (a) How many codes are possible?

Outside a home there is a keypad that will open the garage if the correct four-digit code is entered.
(a) How many codes are possible?
(b) What is the probability of entering the correct code on the ﬁrst try, assuming that the owner doesn’t remember the code?

Step by Step Solution

★★★★★

3.37 Rating (169 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a 10 10 10 10 10 4 10... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

445-M-S-P (1453).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

How many 5-letter code words are possible from the first 7 letters of the alphabet if no letter is repeated? If letters can be repeated? If adjacent letters must be different?

How many possible values for l and ml are there when? (a) n = 3 (b) n = 5

How many possible grade distributions are there in a class of 20 students if the possible grades are A, A- , B+ , B, B-, C+, C , D and F . Hint : stars and bars

1.) Outside a home, there is a 4-key keypad with letters A,B,C,andD that can be used to open the garage if the correct four-letter code is entered. Each key may be used only once. How many codes are...

#1 You have 13 different video games. How many different ways can you arrange the games side by side on a shelf? #2 Outside a home, there is a 9-key keypad with letters A,B,C,D,E,F,G,H,andI that can...

#1 Outside a home, there is a 10-key keypad with letters A,B,C,D,E,F,G,H,I,andJ that can be used to open the garage if the correct ten-letter code is entered. Each key may be used only once. How many...

Outside a home, there is a 5-key keypad with letters A, B, C, D and, E that can be used to open the garage if the correct five-letter code is entered. Each key may be used only once. how many codes...

Outside a home, there is a 9-key keypad with letters A,B,C,D,E,F,G,H,andI that can be used to open the garage if the correct nine-letter code is entered. Each key may be used only once. How many...

Replace the # with either E or to express a true statement. Carl Friedrich Gauss # {y: y is a living Cuban poet} Carl Friedrich Gauss {y: y is a living Cuban poet} A

Outside a home. there is a 9-key keypad with letters A. B. C. D. E. F. G. H and I that can be used to open the garage if the correct nine-letter code is entered. Each key may be used only once. How...

When hypothetical element X forms a solid, it can crystallize in three ways: with unit cells being either simple cubic, face-centered cubic, or body-centered cubic. a. Which crystalline form of solid...

Return to Targets 201 0 annual report. For instructions on how to access the report online, see the Continuing Financial Statement Analysis Problem in Chapter 2. On page 33 of the annual report youll...

Question 1 The Jones Company has decided to undertake a large project. Consequently, there is a need for additional funds. The financial manager plans to issue preferred stock with a perpetual annual...

48 The best answer to Borghis Question 3 is: A Activity ratios. B Solvency ratios. C Profitability ratios.

When should relative frequencies be used when comparing two data sets? Why?

Consider the information in the chart shown below, which is in the USA Today style of graph. Could the information provided be organized into a pie chart? Why or why not? Why we can't lose weight 63%...

Fill in the blanks. 1. The categories by which data are grouped are called ________________ . 2. The ___________ class limit is the smallest value within the class and the class limit is the largest...

Consider the following information: Rate of Return If State Occurs State of Probability of Economy State of Economy Stock A Stock B Recession .20 .05 .20 Normal .57 .08 .09 Boom .23 .13 .26 Calculate...

It is now December 31, 2015 (t=0), and a jury just found in favor of a woman who sued the city for injuries sustained in a January 2014 accident. She requested recovery of lost wages plus $300,000...

Page\ 2\ of 3\ 1\ Options, Futures and Other Derivative Securities\ FINE 4800A, Fall 2023\ Individual Assignment #2\ Due on Dec. 8 at 11:59pm (EST/Toronto local time)\ Important:\ Your assignment can...