4). Using the data in the question #2, construct a histogram and then construct a frequencypolygon. 2). Imagine that we ask everyone in a class of 20 first year college students how many nightsthey went out to socialize in the previous week. In this case, we specify that "to socialize"means to leave your place of residence for at least 2 hours after 6pm for any purpose otherunrelated to school or work. Since there are seven nights in a week, the students socializedeither 0, 1, 2, 3, 4, 5, 6, or 7 nights. Below are the frequencies of nights the students socialized.Construct a frequency table, including a column for percentage.12042633752564241434

List the possible number of nights they socialized: 0, 1, 2, 3, 4, 5, 6, 7.

Answered: 2). Imagine that we ask everyone in a…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Solve the following problems 1. From the ten digits 0,12,3,4,5,6,7,8,9, how many four-digit numbers can be formed if a. repetitions are allowed? b. repetitions are not allowed c. the last digit is zero and no repetition of digits? d. the tens digit should be odd? 2. Using the tree diagram, how many possible outcomes can result if you toss 4 coins simultaneously? 3. How many permutations are possible with the letters of the word BETWEENNESS? 4. In how many ways can 5 different trees be planted in a circle? 5. How many different ways can 3 red, 4 yellow and 2 blue bulbs be arranged in a string of Christmas tree lights with 9 sockets? 6. Nine people are going on a trip in 3 cars that will hold 2, 4, and 5 passengers, respectively. How many ways are possible to transport the 9 people using all cars? 7. a) How many ways can 6 people be lined up to get a bus? b) If 3 persons insist on following each other, how many ways are possible?
A company has hired 24 new employees, and must assign 10 to the day shift, 9 to the evening shift,and 5 to the night shift. how many ways can the assignment be made
. Over the past year, John has purchased 30 books.(a) In how many ways can he pick four of these books and arrange them, in order, on hisnightstand bookshelf?(b) In how many ways can he choose four of these books to take with him on his vacationat the shore?
3. A committee of 6 students has to be formed from 10 boys and 8 girls. In how many ways can this be done when the committee consists of C. all girls? A. 2 girls and 3 boys? B. all boys? D. at least 3 boys? E. at most 3 girls?
In how many different ways can 4 people line up in a queue? اخترأحد الخيارات 4 24 C. 16 .D 1 B.
A grocery pick-up service has 12 appointment openings one morning. If 8 customers have signed up already: An employee calls in sick, and the first two appointment openings need to be cancelled. How many ways can the appointments be arranged witht he first two morning openings left empty?
4. I have 5 blue pants and 6 pants with a zipper. If I have 9 pants that are either blue or have a zipper or both, how many pants are both blue and with a zipper2 A. 5 O B. 1 O C. 2 O D. 4 O E. 11
1. Handley High School has exactly 1000 lockers and exactly 1000 students. On the first day of school, the students meet outside the building and agree on the following plan: The first student will enter the school and the lockers. оpen all The second student will enter the school and close every locker with an even number (2, 4, 6, 8, ...). The third student will then reverse every third locker. That is, if the locker is open, she will close it; if the locker is closed, she will open it. The fourth student will then reverse every fourth locker, and so on until all 1,000 students have entered the building and reversed the proper lockers. Which lockers will finally remain open?
1..Find the number of words of length 7 using letters from {A,B,C,D,E,F} in which no two consecutive letters are the same.
. Among a group of 100 book enthusiasts: 40 people like mystery novels, 60 like science fiction novels, 30 likeromance novels, and 10 like both mystery and romance novels. While all surveyed liked at least one genre ofnovel, it has been established that none of the people like both science fiction and romance novels. Howmany people like both mystery and science fiction novels?
1. A personnel director has hired ten new employees, whom she can assign to work in various positions. If three distinctly different positions are open at a plant, in how many ways can she fill the positions?
2. In how many ways can a group of 6 women and 5 men line up for a photograph if no two adjacent people are of the same gender?

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