Question: Hello Could you please help me with this exercise? 3. The following data represents the weights (in lbs) of postal packages delivered by a postal

Hello

Could you please help me with this exercise?

3. The following data represents the weights (in lbs) of postal packages delivered by a postal office during a onehour period on a certain day: 7.5, 11.1, 4.7, 6.3, 5.8, 4.2, 18.5, 10.4, 6.5, 7.6 a) What is the interquartile range? [3 marks] b) Are there any outliers in the data? Perform all necessary calculations to justify your answer. Use the method involving the interquartile range to identify the outliers. [3 marks] Solve by hand (without the use of software) and include full solutions. 4. The mean of final scores for a Statistics course is 68 % with a standard deviation of 12%. Find: a) The z score for a mark of 77%. [2 marks] b) Would a student having a score 1.9 standard deviations below the mean pass the course (Consider the passing score 50%). [2 marks] Solve by hand (without the use of software) and include full solutions

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

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

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Hello can you help me with this assignment? Math 210 Assignment SD {Statistics} Winter 2022 Name {Last First): 3 0 Name (Last, First): For tuil marks, provide detailed solutions in the spaces...

The following data represents the weights (in lbs) of postal packages delivered by a postal office during a one-hour period on a certain day: 7.5, 11.1, 4.7, 6.3, 5.8, 4.2, 18.5, 10.4, 6.5, 7.6 a)...

please help me to find the answer for part 1, part3 and part4 Queensland University of Technology QUT Business School School of Accountancy AYB 339 Accountancy Capstone Integrated Case Study Semester...

Please answer me page 51 to page 56 on the attachment. is a multiple choice questions. Thank you FAC1502/101/3/2016 Tutorial letter 101/3/2016 Financial accounting concepts, principles and procedures...

I'm an undergrad accounting student in an introduction to forensic accounting course.I need help getting started on a final project for this class over a fictitious company called the Grand Teton...

Management accounting assignment: Write a critique with reference list. Please help me write something as much as you could. Analysing technology investmentsfrom NPV to Strategic Cost Management...

PLEASE COMPLETE NO LATER THAN 10/07 @8:00AM Each question(1,2,& 3) must be a minimum of 200 words. Please make answers detailed and knowledgeable based off the attached reading. ARE YOU ABLE TO...

Please answer all of the following questions. Chapter 4 questions Question 1 The Accounting Cycle - How do the different steps affect the financial statements? What is the effect on the financial...

PLEASE HELP WITH SCHEDULE D, 1125A AND 1120 AND ARE MY CALCULATION RIGHT. Page 2 Form 8949 (2019) Attachment Sequence No. 12A Name(s) shown on return. Name and SSN or taxpayer identification no. not...

Please see attachment. All three question need to be answered in narrative format. If you have questions, just let me know. Normal requirement for references are 2 outside our course text....

What is oral Language? Why is oral Language important? What are three ways educators can Support oral Language? What are three ways Parents can support oral Language at home? What are three resources...

What role did the chief financial officer play in creating the problems that led to Enrons financial problems? Once upon a time, there was a gleaming headquarters office tower in Houston, with a...

to 2 9 0 0 houres. Bepeuiredt 2 . Whitout any calculabons, delesmine IGwh's lold contribution mapin if the compery breabs event 4 . Colculate Howk's besak - even poins in number of unts and in saies...

Conroy Consulting Corporation ( CCC ) has a current dividend of D 0 = $ 2 . 3 0 . Shareholders require an 1 1 % rate of return. Although the dividend has been growing at a rate of 3 1 % per year in...