Question: 1.if population A is on the average 40% older than population B, and the average age in population B is 50, what is the average

1.if population A is on the average 40% older than population B, and the average age in population B is 50, what is the average age in pop A?

2.which number represent the ratio comparing the average age group in B to group A if the average age of A= 50 years old and B=65 years old?

3.If the average age in pop C is 24 years old , how much younger on the averageis C than B, given that the average age in B is 30 years old?

4.Thereare 64 cases in a " case control " studyand 128 controls. what is the ratio of cases to control

5.In the above study, what is the percentage of all participant are controls( reminder ; there are 64 cases in the case -control study and 128 controls)?

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!

Hi pls hrlp me tk write PESTLE analyis of the case study THE TORONTO ULTIMATE CLUB In earty December 2008, Jason Robinson sat back and wondered how he could improve on the past year's slow growth in...

1.13 Case study Chapter 1: Maine East Pharmacy This pharmacy is located in a small town in the northeastern United States. It is a pharmacy that doesn't have the support of a larger group or chain,...

- + Fit to page 1 Page vie 1.13 Case study Chapter 1: Maine Eas. Pharmacy56 This pharmacy is located in a small town in the northeastern United States. It is a pharmacy that doesn't have the support...

4. Using the financial ratios provided by eVal, evaluate any trends in Royal Caribbean?s return on equity, compare it with Carnival Cruise?s return on equity, and discuss the main causes of any...

CHAPTER 3 Population and Disease Patterns and Trends Stephen J. Williams CHAPTER TOPICS Need, Demand, and Utilization W I L S O N , LEARNING OBJECTIVES Upon completing this chapter, the reader should...

Not A \"Pioneer\" But Recognize New Market Requirements? January 2012 CMS recently named 32 Pioneer ACOs and has begun funding Innovation Grants to help prepare for new models of care delivery....

Possible Multiple Choice Questions for the Exam. Focus on the topics discussed in class. Chapter 1 Multiple Choice Identify the choice that best completes the statement or answers the question. ____...

Read and answer the question below. EMBRACE DEMOGRAPHICS AND SOCIETAL CHANGES Using Differences to Drive Value Force 7: Demographics and Societal Changes. One of the most important forces that is...

CHAPTER 1 Managers and Entrepreneurs 1. T F Fortunately, through conducting over 1,000 studies during the past 50 years, leadership scholars have produced a clear profile of an ideal leader. Ans:...

2.2 51 Summarizing Data for a Quantitative Variable Exercises Methods 11. Consider the following data. WEB 14 19 24 19 16 20 24 20 file Frequency a. b. SELF test 21 22 24 18 17 23 26 22 23 25 25 19...

Two forces are pulling on an object. Force A has magnitude 50 newtons (N) and pulls at an angle of 40°, and Force B has magnitude 90 N and pulls at an angle of 140°, as shown. (Note that the...

Go to the SEC (Security and Exchange Commission)'s website, click on the Enforcement tab, and then click on Litigation Releases. Choose a Litigation Release Number to analyze that deals with one of...

People who support the use of the contribution approach to segmental profitability feel that the net profit approach is wrong because it allocates costs _ _ _ _ _ _ _ _ blank.

2 of 4 E 1 Future Value of 1 TABLE 2 Future Value of an Annuity of 1 Diamond Company is considering investing in new equipment that will cost $1,400,000 with a 10 -year useful life. The new equipment...