+1-415-315-9853

info@mywordsolution.com

## Statistics

problem 1:

a) By using the extended Euclidean algorithm, find out the multiplicative inverse of 504 mod 67.

b) Decrypt the given ciphertext, which has been encrypted by using Caesar cipher:

YMNXJ   CFRNS   FYNTS   UFUJW   NXVZN   YJJFX D

c)

• Construct the Playfair matrix (5 x 5) by using the keyword: cryptology
• Encrypt the given plain text by using the above matrix: billa bong

problem 2:

a) Use the Chinese remainder theorem to evaluate x from the given simultaneous congruence:

x ≡ 1 (mod 2)
x ≡ 2 (mod 3)
x ≡ 3 (mod 5)

b) Compute gcd (14526, 2568).

c) Compare and contrast Advanced Encryption Standard (AES) to Data Encryption Standard (DES). For each of the given elements of DES, point out the comparable element in AES or describe why it is not required in AES:

• XOR of sub key material with the input to the f function
• XOR of the f function output with the left half of the block
• The f function
• Permutation P
• Swapping of halves of the block

Statistics and Probability, Statistics

• Category:- Statistics and Probability
• Reference No.:- M96476

Have any Question?

## Related Questions in Statistics and Probability

### The university is attempting to set its staffing plan for

The University is attempting to set its staffing plan for the next several year, and it wants to determine if the distribution of students among various graduate majors has changed from the historical averages which were ...

### Otto is trying out for the javelin throw to compete in the

Otto is trying out for the javelin throw to compete in the Olympics. The lengths of his javelin throws are normally distributed with a mean of 310 feet and a standard deviation of 13 feet. What is the probability that th ...

### Discuss how the concept of behavioral variability relates

Discuss how the concept of behavioral variability relates to the following topics: a. the research questions that interest behavioral researchers b. the design of research studies c. the measurement of behavior d. the an ...

### 1 gender was life better for women during the middle ages

1. GENDER Was life better for women during the Middle Ages than in past ages? What major events had an impact on their daily life? What role did magic play in the Middle Ages and how did it affect women? How were older w ...

### A scarf company built a new parking garage in a business

A Scarf Company built a new parking garage in a business district. For a random sample of 100 days, daily fees collected averaged \$1,800, with a standard deviation of \$500. Construct a 90% confidence interval estimate of ...

### An alternative to the experiment in q3 to investigate

An alternative to the experiment in Q.3 to investigate whether loud music tends to increase the time it takes mice to complete a maze would involve randomly assigning say, 50 mice to two groups. The 25 mice in Group A (c ...

### 1 an investigator wants to determine if a new program aimed

1. An investigator wants to determine if a new program aimed at reducing the overall number of pregnancies in a highly populated area is effective (reducing average births below 6 per household). In order to carry out th ...

### Examine the history of american party politics from the

Examine the history of American party politics from the Great Depression through the 1990s. Trace the evolution of the major political parties, their policies, and their constituencies during this period.

### Suppose that a ge 3 and let f be a social welfare function

Suppose that |A| ≥ 3, and let F be a social welfare function satisfying the properties of unanimity and independence of irrelevant alternatives. What are all the decisive coalitions?

### 1 true or false justify for

1. True or False. Justify for fullcredit. (a) A is an event, and Ac is the complement of A, then P(A AND Ac ) =0. (b) If the variance of a data set is 0, then all the observations in this data set must bezero. (c) If a 9 ...

• 13,132 Experts

## Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

### Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

### Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

### Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

### Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

### Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen