Statistics-a study is performed to assess whether there is an association

a study is performed to assess whether there is an association between exposure to second hand smoke in infancy and delayed development. Fifty children with delayed development and fifty with normal development are selected for investigation. Parents are asked whether their children were exposed to second hand cigarette smoke in infancy or not. This study is an example of a:A. prospective cohort studyB.retrospective cohort studyC. case control studyD. clinical trial

a study is performed to assess whether there is an association between exposure to second hand smoke in infancy and delayed development. Fifty children with delayed development and fifty with normal development are selected for investigation. Parents are asked whether their children were exposed to second hand cigarette smoke in infancy or not. This study is an example of a:A. prospective cohort studyB.retrospective cohort studyC. case control studyD. clinical trial

a study is performed to assess whether there is an association between exposure to second hand smoke in infancy and delayed development. Fifty children with delayed development and fifty with normal development are selected for investigation. Parents are asked whether their children were exposed to second hand cigarette smoke in infancy or not. This study is an example of a:A. prospective cohort studyB.retrospective cohort studyC. case control studyD. clinical trial

a study is performed to assess whether there is an association between exposure to second hand smoke in infancy and delayed development. Fifty children with delayed development and fifty with normal development are selected for investigation. Parents are asked whether their children were exposed to second hand cigarette smoke in infancy or not. This study is an example of a:A. prospective cohort studyB.retrospective cohort studyC. case control studyD. clinical trial

Answers

Related Questions

Lab # 6 (Summer)—Earth Science...

Lab # 6 (Summer)—Earth ScienceWeatherPurpose: To keep a weather diary to check the accuracy of local forecasts for a given location.One of the fore...

Directions: Read through several recent scientific...

Directions: Read through several recent scientific magazines (suggested publications: Science, National Geographic, Discover, New Scientist, Sci...

Embry...

SYLLABUSEmbry-Riddle Aeronautical UniversityDaytona Beach CampusWX 201 – Survey of MeteorologyCredit Hours: 3Term: Fall 2009Section: 02 and 03Mee...

(1) With the aid of neat, informative, well...

(1) With the aid of neat, informative, well-labeled sketch(es) explain the following regarding mid-ocean ridges and the process of seafloor spreading:...

GEOLOGY 100, PROJECT 5...

GEOLOGY 100, PROJECT 5 (Due Week 6)Prior to answering the following questions make sure you read WEEK 5 Overview and Learning Resources. Also, you a...

For the GSC 103 Written Assignment you will be req...

GSC 103 Research PaperFor the GSC 103 Written Assignment you will be required to write a 1000-1500 word research paper on any of the topics listed on...

Modification to our DNA can result from a number o...

Modification to our DNA can result from a number of potential influences (environmental or genetic).  These modifications can lead to genetic mutatio...

Prior to answering the following questions make su...

GEOLOGY 100, PROJECT 6 Prior to answering the following questions make sure you read all the links in Week 7 Overview and Learning Resources. You a...

Search the US Fish and Wildlife Service website (h...

Search the US Fish and Wildlife Service website (https://www.fws.gov/endangered/) for listings of extinct, endangered, and threatened species.  Resea...

Research waste in your area....

Resources: Brochure BuilderResearch waste in your area. How does your city, town, or state manage waste? Document your sources.Create an informational...

Final Case Study Analysis Paper...

Geo case study Topic and final paperFinal paper requirementsFinal Case Study Analysis PaperYou will write a paper in MLA or APA formatting.It will con...

The goal of this assignment is to provide you with...

The goal of this assignment is to provide you with an overview of the geologic features and geologic history of Florida. To complete this assignment,...

Select at least two alternative energies and one n...

Select at least two alternative energies and one nonrenewable energy.Complete the University of Phoenix Material: Alternative Energies and Tradeoffs M...

Resources: LEED™ Presentation; Energy Usage Calc...

Resources: LEED™ Presentation; Energy Usage Calculation spreadsheetRead the LEED™ Microsoft® PowerPoint® Presentation to gain an understan...

Locating Earthquakes and Measuring Their Magnitude...

SEQ CHAPTER \h \r 1Geol 210: Homework #2 Name _______________________Locating Earthquakes and Measuring Their MagnitudeThe figure below shows seismog...

I have attached a list of different earthquake myt...

 I have attached a list of different earthquake myths. the homework assignment requires you to choose any THREE earthquake myths and try to explain...

1 a) Identify and explain the characteristics of t...

1 a) Identify and explain the characteristics of three main biomes of Africa.b) Explain how organisms (plants and animals ) adapt in each of the three...

Formulate an organized, clearly worded, and succin...

 Choose a science news article highlighting a current event or recent research from online science news sources such as Science Daily, e! Science New...

In this assignment, you are asked to identify five...

In this assignment, you are asked to identify five (5) issues that you consider to be priorities in global health.  These priorities can be any healt...

US...

US-China Trade War MemoWork on typos, capitalization, wordy.To:From: Haoliang CaoSubject: US-China Trade WarAbstractUpon ascending into office, the Pr...

1. Let’s get started in an easy fashion....

To do:1. Let’s get started in an easy fashion. Review the physical properties of calcite (CaCO3) in your lab 3 data table or in the properties of mi...

Now that you have explored the relationship betwee...

Now that you have explored the relationship between spectral type, temperature and luminosity, you can further investigate these variables using with...

LAB 4: SPECTROSCOPY...

LAB 4: SPECTROSCOPYOBJECTIVES for the overall lab:1. Review the basics of spectroscopy, including how to identify different materials using spectra.1...

This assignment is about spectroscop Below is the...

This assignment is about spectroscop Below is the data table generated using the ALTA II Reflectance Spectrometer on the orange and the basketball. It...

If you didn't find the right answer

Ask Your Questions, We'll notify you once someone answers it