Study the data below. What is the average unit cost of a pen in East Region? OrderDate RegionRep4/1/21 East Jones6/8/21 East Jones7/12/21 East Howard7/29/21 East Parent2/18/22 East Jones10/22/21 East Jones11/8/21 East Parent4/27/22 East Howard9/18/21 East Jones12/29/21 East Parent7/4/22 East Jones1/6/21 East Jones8/15/21 East JonesItemUnitsUnit CostBinder 604.99Binder 608.99Binder 29 1.99Binder 81 19.994 4.99BinderPen648.99Pen15 19.99Pen96 4.99Pen Set 16 15.99Pen Set 7415.99Pen Set624.99Pencil951.99Pencil 35 4.99Total Sales686.951,005.90179.64149.25449.10449.1086.43131.3468.379.0318.06299.40539.40

The formula of the average is,Where,∑xi denotes the sum of all observationsn denotes the sample…

Answered: Study the data below. What is the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

1. A training director of a large chain of department stores in Makati wants to know if a week's training course will help 10 salesladies' rapport with the customers. Before 6.95 6.94 7.17 6.84 6.51 5.98 5.34 6.99 6.59 6.81 Training After 6.98 7.08 8.34 7.03 6.64 5.97 5.56 7.69 7.03 6.77 Training
6) A small business owner you follow on TikTok is SO EXCITED because last month, she was able to begin selling her product in a popular chain store around the nation. Her contract with the chain store says that at any time, there will be at least 20 of her products sitting out on the shelves. She wants to conduct a survey to see if that is true. She visits 5 of the local chain stores around her and records the number of products of hers that are on the shelves. She will then construct a 95% confidence interval to determine the mean number of products on the shelves for all of the stores. (a) Discuss whether this study meets the each of the conditions for constructing a confidence interval. If one of the conditions has not been met, what additional information would be required or what change in the study would you recommend? (b) If, instead of constructing a 95% confidence interval, the business owner constructed a 98% confidence interval, would the 98% interval be wider, narrower, or…
What is the Domain? Alex March 6 May 20 February3 July 9 November 15 Angela Bob Ann Wanda Ehe OFebruary 3. March 6 Mav 20Juy9 November 15 Alex Febnuary 3 Alex. Bob.Angela WandaEvs Ann Ane O Alex, Bob. Angela Wanda. Elvis, Ann O February 3. March 6. May 20, July 9. November 15 O Alcx Fcbruary 3 OBob. Angela. Elvia. Ann
2.27 A developer of a new subdivision offers a prospective home buyer a choice of 4 designs, 3 differ- ent heating systems, a garage or carport, and a patio or screened porch. How many different plans are available to this buyer?
1. The given figure is a stem-and-leaf display of the number of families per barangay who are recipients of the DSWD 4Ps program in a hypothetical province. 8 8 9 7 8 9 9 9 1 2 2 3 455 6 4 55 7 8 8 9 9 1 3 4 5 55 5 5 55 55 5 6 7 0 0 0 0 0 0 0 0.6 6 7 78 8 9 5 55 5 8 9 9 0 0 0 6 77 0 5 6 8 6 7 55 a. How many observations were in the original data set? b. Identify the stem with most leaves. What are the original data values represented by this stem and leaves? c. Recreate all the numbers and construct a dot plot.
When a company advertises on the Internet, the company pays the operators of search engines each time an ad for the company appears with search results and someone clicks on the link. Click fraud is when a computer program pretending to be a customer clicks on the link. An analysis of 1,200 clicks coming into a company's site during a week identified 180 of these clicks as fraudulent. Complete parts (a) through (c) below. B. All clicks into this company's site C. All companies that advertise on the Internet OD. All fraudulent clicks (b) Show the 95% confidence interval for the population proportion of fraudulent clicks in a form suitable for sharing with a nontechnical audience. The 95% confidence interval for the population proportion is [13% to 17%]. (Round to one decimal place as needed.) (c) If a company pays the operators of a search engine $4.25 for each click, give a 95% confidence interval for the mean cost per click due to fraud. The 95% confidence interval for the mean cost…
1. Given below are some info on all students enrolled in Stat 121 Section A. Name Year Level Name Year Level 1. AMIR 3RD 21. LINUS 2ND 2. ARABELLE 2ND 22. LORENA 4TH 3. ARIELO 2ND 23. MARIFE 4TH 4. BENJAMIN 3RD 24. MONA 3RD 5. CARMEN 4TH 25. MORTICIA 1ST 6. CLYDE 1ST 26. OPHELIA 3RD 7. CORNELL 2ND 27. PETER 3RD 8. DAMIEN 2ND 28. PORTIA 1ST 9. EVITA 1ST 29. QUERITO 3RD 10. FAIZAL 3RD 30. RINA 1ST 11. FIONA 1ST 31. ROBERT 1ST 12. FLOYD 2ND 32. ROLITO 4TH 13. GLORIETTE 4TH 33. ROSA 1ST 14. GRACIA 4TH 34. SOJUN 4TH 15. GUIA 4TH 35. STELLA 2ND 16. HIRUMI 2ND 36. VIENNA 2ND 17. HORTENSIA 4TH 37. WENDY 1ST 18. IRINA 4TH 38. XYREL 3RD 19. JOSHUA 3RD 39. YVETTE 1ST 20. KHLOIE 2ND 40. ZENAIDA 1ST a. Discuss how you will take a stratified sample (using proportional allocation) of 30% of the students with year level as a stratification variable. Show your complete solution.
Member List 12. Lukens 13. May 14. Motola 15. Nolan 1. Blouin 11. Keating 2. Bolden 3. Bolt 4. Carter 5. Cooper 6. Debold 7. Engler 8. Grajewski 16. Ochs 17. Pawlak 18. Ramirez 21. Thompson 22. Washington 23. Williams 24. Wright 25. Zenkel 9. Hayes 19. Rice 10. Hamilton 20. Tate
Fifteen out of the first 20 students who entered the Calallen Middle School (CMS) on Friday were wearing a spirit shirt. Based on this information, if 840 students attended CMS on Friday, how many could be expected to be wearing a spirit shirt?
College RR(%) GR(%) Western International University 7 25 South University 51 25 University of Phoenix 4 28 American InterContinental University 29 32 Franklin University 33 33 DeVry University 47 33 Tiffin University 63 34 Post University 45 36 Peirce College 60 36 Everest University 62 36 Upper Iowa University 67 36 Dickinson State University 65 37 Western Governors University 78 37 Kaplan University 75 38 Salem International University 54 39 Ashford University 45 41 ITT Technical Institute 38 44 Berkeley College 51 45 Grand Canyon University 69 46 Nova Southeastern University 60 47 Westwood College 37 48 Everglades University 63 50 Liberty University 73 51 LeTourneau University 78 52 Rasmussen College 48 53 Keiser University 95 55 Herzing College 68 56 National University 100 57 Florida National College 100 61 Case StudyOne of the biggest changes in higher education in recent years has been the growth of online…
2. The following are the monthly salaries in thousands of Ghana cedis of 400 workers in a Goldmining company in Ghana. ten-minue reuUTUny m 9 24 27 29 9 23 12 33 29 14 37 28 29 39 25 34 35 10 22 31 30 35 29 21 31 36 9 39 17 10 9 43 36 29 30 40 26 30 23 31 24 27 43 33 36 41 37 20 22 35 19 32 26 33 32 26 44 25 35 28 23 39 27 41 24 29 34 11 29 12 36 28 32 32 37 26 33 13 28 28 27 11 31 10 38 11 28 27 31 10 11 24 32 44 36 26 34 23 35 17 30 33 30 42 30 41 29 37 25 29 28 43 24 38 22 34 7 12 32 20 21 35 25 31 12 36 36 13 27 28 13 35 25 34 29 48 11 9 11 38 30 21 29 32 39 29 18 34 22 18 27 30 44 28 27 31 36 21 27 32 25 31 30 16 11 24 27 31 28 46 34 26 35 34 11 38 10 33 23 23 37 12 12 39 34 26 39 10 29 10 33 39 28 23 42 12 31 28 37 7 10 28 23 33 11 30 30 30 30 13 12 27 19 45 25 43 30 31 32 10 28 33 31 11 37 30 38 21 20 24 29 35 41 29 29 32 28 25 5 16 38 34 25 36 40 20 22 13 32 14 24 26 36 42 9 24 38 32 30 39 19 22 35 11 31 30 12 21 31 35 29 21 28 23 27 30 26 31 37 35 11 29 37 9 36 8 32 26 33 42…
1. Given below are some info on all students enrolled in Stat 121 Section A. 23 Name Year Level Name Year Level 1. AMIR 3RD 21. LINUS 2ND 2. ARABELLE 2ND 22. LORENA 4TH 3. ARIELO 2ND 23. MARIFE 4TH 4. BENJAMIN 3RD 24. MONA 3RD 5. CARMEN 4TH 25. MORTICIA 1ST 6. CLYDE 1ST 26. OPHELIA 3RD 7. CORNELL 2ND 27. PETER 3RD 8. DAMIEN 2ND 28. PORTIA 1ST 9. EVITA 1ST 29. QUERITO 3RD 10. FAIZAL 3RD 30. RINA 1ST 11. FIONA 1ST 31. ROBERT 1ST 12. FLOYD 2ND 32. ROLITO 4TH 13. GLORIETTE 4TH 33. ROSA 1ST 14. GRACIA 4TH 34. SOJUN 4TH 15. GUIA 4TH 35. STELLA 2ND 16. HIRUMI 2ND 36. VIENNA 2ND 17. HORTENSIA 4TH 37. WENDY 1ST 18. IRINA 4TH 38. XYREL 3RD 19. JOSHUA 3RD 39. YVETTE 1ST 20. KHLOIE 2ND 40. ZENAIDA 1ST b. Discuss how you will take a systematic sample of n = 10 students from this section. Show your complete solution. List the name of these students.

SEE MORE QUESTIONS

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

Elementary Statistics: Picturing the World (7th E…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

The Basic Practice of Statistics

Statistics

ISBN:

9781319042578

Author:

David S. Moore, William I. Notz, Michael A. Fligner

Publisher:

W. H. Freeman

Introduction to the Practice of Statistics

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS