Question 11

A stratified random sample is characterised by

(a) random selection of strata included

(b) all strata being represented in the sample in proportion to their representation in the population

(c) all members of selected strata being included in the sample

(d) the same number of members selected from each strata

(e) all the above

;

Q

Question 14

The auditor for a large bank in Australia knows that the monthly balance of any given customer is $112 on average and the standard deviation is $56. If the bank selects 49 accounts, what is the probability that the sample average monthly balance is between $100 and $130?

(a) 0.079

(b) 0.9878

(c) 0.921

(d) 0.9332

(e) Cannot be determined unless the monthly balance of any given customer account is normally distributed

Question 15

The auditor for a large bank in Australia knows that the monthly balance of any given customer account is $112 on average and the standard deviation is $56. If the bank selects nine (9) accounts, what is the probability that the sample average monthly balance is below $100?

(a) 0.6428

(b) 0.7611

(c) 0.2611

(d) 0.7389

(e) Cannot be determined unless the monthly balance of any given customer account is normally distributed

Q

Q

;

Question 19

In evaluating the effectiveness of the state rehabilitation program, a survey of 49 prisoners (several thousand prisoners in prison) found that 35 percent were repeat offenders. What is the 90 percent confidence interval for the proportion of repeat offenders among the prisoners?

(a) 0.22 & 0.48

(b) 0.52 & 0.78

(c) 0.54 & 0.76

(d) 0.22 & 0.46

(e) Cannot be calculated.

Question 20

A manufacturer of fishing rods makes their rods from a composite material that is baked for a given amount of time and at a given temperature. The standard deviation of the breaking strength of the rods is 2.25 kg. What size sample must be taken in order that the total width of the 95% confidence interval for the population mean will not be greater than 0.3 kg?

(a) 3458

(b) 865

(c) 441

(d) 217

(e) 30

A stratified random sample is characterised by

(a) random selection of strata included

(b) all strata being represented in the sample in proportion to their representation in the population

(c) all members of selected strata being included in the sample

(d) the same number of members selected from each strata

(e) all the above

;

Q

Question 14

The auditor for a large bank in Australia knows that the monthly balance of any given customer is $112 on average and the standard deviation is $56. If the bank selects 49 accounts, what is the probability that the sample average monthly balance is between $100 and $130?

(a) 0.079

(b) 0.9878

(c) 0.921

(d) 0.9332

(e) Cannot be determined unless the monthly balance of any given customer account is normally distributed

Question 15

The auditor for a large bank in Australia knows that the monthly balance of any given customer account is $112 on average and the standard deviation is $56. If the bank selects nine (9) accounts, what is the probability that the sample average monthly balance is below $100?

(a) 0.6428

(b) 0.7611

(c) 0.2611

(d) 0.7389

(e) Cannot be determined unless the monthly balance of any given customer account is normally distributed

Q

Q

;

Question 19

In evaluating the effectiveness of the state rehabilitation program, a survey of 49 prisoners (several thousand prisoners in prison) found that 35 percent were repeat offenders. What is the 90 percent confidence interval for the proportion of repeat offenders among the prisoners?

(a) 0.22 & 0.48

(b) 0.52 & 0.78

(c) 0.54 & 0.76

(d) 0.22 & 0.46

(e) Cannot be calculated.

Question 20

A manufacturer of fishing rods makes their rods from a composite material that is baked for a given amount of time and at a given temperature. The standard deviation of the breaking strength of the rods is 2.25 kg. What size sample must be taken in order that the total width of the 95% confidence interval for the population mean will not be greater than 0.3 kg?

(a) 3458

(b) 865

(c) 441

(d) 217

(e) 30

Assessment 3Description: Extending your work from Assignment 2, write a 1000-1200 word paper that briefly critiques a q Obal issue (i.e., the issue or challenqe vou chose for Assessment 2) where shared...2.5.1 Professional TaskWeight: 50%Type of Collaboration: IndividualDue: 7/8/2019 at 11:59pmSubmission: via TurnitinFormat: The assignment will require you to develop materials based on the syllabus to...School of Engineering: T2-2019 Engineering Leadership (SEB724)Assignment 1 Due: Friday 2 August 2019, 11:59 pm Via CloudDeakin Pre-submission Checklist ? Completion of Task ? Submission file length (words:...ASSESSMENT Cluster: Intermediate ProgrammingUnits: ICTICT418 Contribute to copyright, ethics and privacy in an ICT environmentCourse Name: ICT50715 – Diploma of Software DevelopmentTraining Package: ICTAssessment...WRITTEN ACTIVITY 1For this assessment, you will need to perform the following task. This task will need to be completed and submitted in a professional, word processed, format, and must be 1000 words minimum...ASSESSMENT BRIEFSubject Code and Title PROJ6005 Sustainability in Project Portfolio and Program ManagementAssessment Assessment 2: Portfolio Management Planning ReportIndividual/Group IndividualLength...ASSESSMENT FOR DIPLOMA IN MARKETING AND COMMUNICATION IN -INTERPRETING MARKET TREND AND DEVELOPMENTS- 7. Session 5: Assessments 7.1 Assessment Task 1: Assessment Task - Review: Retail Industry Statistics...**Show All Questions**