A study of the effectiveness of echinacea involved 707 cases of upper respiratory tract infections. Children with
Question:
A study of the effectiveness of echinacea involved 707 cases of upper respiratory tract infections. Children with 337 of the infections were given echinacea, and children with 370 of the infections were given placebos (based on data from “Efficacy and Safety of Echinacea in Treating Upper Respiratory Tract Infections in Children,” by Taylor et al., Journal of the American Medical Association, Vol. 290, No. 21).
Determine whether the given description corresponds to an observational study or an experiment.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 75% (8 reviews)
It is obviously an exper...View the full answer
Answered By
Bree Normandin
Success in writing necessitates a commitment to grammatical excellence, a profound knack to pursue information, and a staunch adherence to deadlines, and the requirements of the individual publication. My background comprises writing research projects, research meta-analyses, literature reviews, white paper reports, multimedia projects, reports for peer-reviewed journals, among others. I work efficiently, with ease and deliver high-quality outputs within the stipulated deadline. I am proficient in APA, MLA, and Harvard referencing styles. I have good taste in writing and reading. I understand that this is a long standing and coupled with excellent research skills, analysis, well-articulated expressions, teamwork, availability all summed up by patience and passion. I put primacy on client satisfaction to gain loyalty, and trust for future projects. As a detail-oriented researcher with extensive experience surpassing eight years crafting high-quality custom written essays and numerous academic publications, I am confident that I could considerably exceed your expectations for the role of a freelance academic writer.
5.00+
7+ Reviews
21+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mathematics questions
-
A study of the effectiveness of echinacea involved upper respiratory tract infections. One group of infections was treated with echinacea and another group was treated with placebos. The echinacea...
-
In a study of babies born with very low birth weights, 275 children were given IQ tests at age 8, and their scores approximated a normal distribution with = 95.5 and = 16.0 (based on data from...
-
A clinical trial was conducted to test the effectiveness of the drug zopiclone for treating insomnia in older subjects. Before treatment with zopiclone, 16 subjects had a mean wake time of 102.8 min....
-
Make a balance sheet for the following data- One Time Start-Up Costs: Rent Deposit $4,000 Furniture & Fixtures $8,000 Equipment $6,000 Buildout/ Renovations $10,000 Decorating, Painting and...
-
A square-wave generator produces the voltage waveform shown in Fig. 6.94(a). What kind of a circuit component is needed to convert the voltage waveform to the triangular current waveform shown in...
-
Three-lens systems In figure stick figure O (the Object) stands on the common central axis of three thin, symmetric lenses, which are mounted in the boxed regions. Lens 1 is mounted within the boxed...
-
In accordance with the assignment technique and comparison group, discuss the various control techniques that will be used with this specific design. Develop a hypothetical research scenario that...
-
Prepare entries in the general fund to record the following transactions and events: 1. Estimated revenues for the fiscal year were $250,000 and appropriations were $248,000. 2. The tax levy for the...
-
What are some of the factors for consideration when selecting a database (engine and workloads) as well as the benefits of the AWS Database Migration Service (AWS DMS) and the capabilities of the AWS...
-
From the following information for Russo Merchandising Co., calculate inventory turnover for 2024 and 2023 and days sales in inventory at December 31, 2024 and 2023. Round answers to one decimal...
-
In the judicial case United States v. City of Chicago, a minority group failed the Fire Captain Examination at a much higher rate than the majority group. Conclusion: The exam is biased and causes...
-
a. When John F. Kennedy was elected to the presidency, he received 49.72% of the 68,838,000 votes cast. The collection of all of those votes is the population being considered. Is 49.72% a parameter...
-
Find an equation in the form y = mx + b for each line. Through (5, -1); slope = 2/3
-
5 hazards that you encountered during the simulation. (Emergency Room) - Wet floors causing slips and falls - Improper donning and doffing of PPE can result in exposure to infectious materials. -...
-
PROBLEM NO. 4 Machine X has an initial cost of $10,000, annual maintenance of $500 per year, and no salvage value at the end of its four-year useful life. Machine Y costs $20,000. The first year...
-
Activity I: Copy your screenshot of Desktop and Mobile views of your meta tags obtained from A Google SERP Preview Tool. https://www.portent.com/serp-preview-tool/ (A) Desktop (B) Mobile Example of...
-
11. (Conceptual Cost Estimate) Use the conceptual cost estimate method to estimate the total cost of a 2,200 SF project to be built at Oklahoma City in 2028. The following projects are constructed in...
-
Subject 1 (40%) A. As a business valuation expert, you have been allotted with the project to estimate the cost of equity for Alton Holdings. Alton Holdings operates in three different business...
-
The following accounts and corresponding balances were drawn from Delsey Company's 2017 and 2016 year-end balance sheets: Account...
-
White Bolder Investments (WBI) You are an intern working for WBI, a large investment advisory services in Sydney. Among other regular customers, WBI has been providing advisory services for Jumbo...
-
Refer to Data Set 14 in Appendix B, and use the greenhouse gas (GHG) emissions from the sample of cars. Does the configuration of the points appear to suggest that the amounts are from a population...
-
Refer to Data Set 13 in Appendix B and use the 21 pelvis (PLVS) deceleration measurements from the car crash tests. Is there strong evidence suggesting that the data are not from a population having...
-
Refer to Data Set 14 in Appendix B and use the 21 braking distances (ft). Are there any outliers? Is there strong evidence suggesting that the data are not from a population having a normal...
-
You are given the following ODE: y+3y+2y+ y = 3x 1. Derive the frequency response function G(jw) of this ODE. 2. Calculate the magnitude of G(jw). 3. Calculate the phase of G(jw). 4. Calculate the...
-
Calculate the moment of inertia in terms of a and b according to the x-axis of the area in the figure -a- y=k(x-a)3 20 b
-
A premium annual - pay bond pays a $ 8 2 coupon, has a yield to maturity of 5 . 1 7 % , and is priced at $ 1 , 0 9 3 . 9 8 . How many years till the bond matures? Answer in years to at least two...
Study smarter with the SolutionInn App