Suppose researchers want to know whether smoking cigars increases the risk of esophageal cancer. a. Could they
Question:
a. Could they conduct a randomized experiment to test this? Explain.
b. If they conducted an observational study and found that cigar smokers had a higher rate of esophageal cancer than those who did not smoke cigars, could they conclude that smoking cigars increases the risk of esophageal cancer? Explain why or why not.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 66% (15 reviews)
a No it would be unethical to randomly assign participants to smoke cig...View the full answer
Answered By
Somshukla Chakraborty
I have a teaching experience of more than 4 years by now in diverse subjects like History,Geography,Political Science,Sociology,Business Enterprise,Economics,Environmental Management etc.I teach students from classes 9-12 and undergraduate students.I boards I handle are IB,IGCSE, state boards,ICSE, CBSE.I am passionate about teaching.Full satisfaction of the students is my main goal.
I have completed my graduation and master's in history from Jadavpur University Kolkata,India in 2012 and I have completed my B.Ed from the same University in 2013. I have taught in a reputed school of Kolkata (subjects-History,Geography,Civics,Political Science) from 2014-2016.I worked as a guest lecturer of history in a college of Kolkata for 2 years teaching students of 1st ,2nd and 3rd year. I taught Ancient and Modern Indian history there.I have taught in another school in Mohali,Punjab teaching students from classes 9-12.Presently I am working as an online tutor with concept tutors,Bangalore,India(Carve Niche Pvt.Ltd.) for the last 1year and also have been appointed as an online history tutor by Course Hero(California,U.S) and Vidyalai.com(Chennai,India).
4.00+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Statistics questions
-
The National Highway Transportation Safety Administration runs crash tests in which stock automobiles are crashed into a wall at 35 mph with dummies in both the passenger and the drivers seats. The...
-
To improve quality, productivity, and timeliness, many American industries employ self-managed work teams (SMWTs). A team typically consists of 5 to 15 workers who are collectively responsible for...
-
When an eyewitness to a 0 crime examines a set of mug shots at a police station, the WGS photos are usually presented in groups (e.g., six mug shots at a time). Criminologists at Niagara University...
-
The cantilever beam AB shown in the figure is subjected to a concentrated load P at the midpoint and a counterclockwise couple of moment M1 = PL/4 at the free end. Draw the shear-force and...
-
In each of these statements, tell whether descriptive or inferential statistics have been used. a. By 2040 at least 3.5 billion people will run short of water (World Future Society). b. Nine out of...
-
Entrepreneurial Publishing Inc. began printing operations on January 1. Jobs 301 and 302 were completed during the month, and all costs applicable to them were recorded on the related cost sheets....
-
In Figure P28.73, point P is the common center of two circular arcs of wire, the larger of radius \(70 \mathrm{~mm}\) and the smaller of radius \(20 \mathrm{~mm}\). What are the magnitude and...
-
After the results of interviews, questionnaires, and prototyping are gathered and analyzed, Anna and Chip move to the next step, modeling the system. Their strategy is to create a layered set of data...
-
6. To a ground observer the block C is moving with v, and the block A with v. B is moving with v relative to C as shown in the figure. Identify the correct statement. (a) V-V =Vo (b)= A C B (c) V+V =...
-
Use the following data on weekly salaries at Donovans Construction Company. What salary did half the employees exceed? First quartile Third quartile $825 79th percentile $832 $770 $820 Mean Median...
-
Explain why the relationship shown in Table 1.1, concerning the use of aspirin and heart attack rates, can be used as evidence that aspirin actually prevents heart attacks.
-
Suppose the officials in the city or town where you live would like to ask questions of a representative sample of the adult population. Explain some of the characteristics this sample should have....
-
In this exercise, you will explore 32-bit constants in MIPS. For the following problems, you will be using the binary data in the table below. Write the MIPS assembly code that creates the 32-bit...
-
10. Answer formulae of 2 types of viscosity and explain how they are useful to describe phenomena in engineering field. 11. Fill in necessary terms and values in the Stribeck curve showed right. 12....
-
2. The 4R planar open-chain robot below has an end-effector frame {b} at its tip. (x, y). L Jb(0) = 10 L2 1 L3S4 + L2834 + L1$234 L4 + L3c4 + L2c34+ L1c234 [1.11,2.22,3.33,4.44] for 03 Considering...
-
2 A fisherman's boat caught with 35 tonnes of fish in the hold at a height of 2.5 metre above the keel. The boat has expended 15 tonnes of gasoline, where COG is 1.2 metre above keel, consumed 10...
-
Find F1 and using the figure below. F=2 L1 B L2 C L1=225mm L2=130mm F2=9600N F1=?
-
What is a supercritical airfoil and its advantages and disadvantages? Why is it not possible to use a simple transformation to connect linearized supersonic flow to incompressible flow?
-
Find any horizontal or vertical asymptotes. f(x) = x+1 x + 3x - 10
-
Write a declaration for each of the following: a. A line that extends from point (60, 100) to point (30, 90) b. A rectangle that is 20 pixels wide, 100 pixels high, and has its upper-left corner at...
-
The overall distance traveled by a golf ball is tested by hitting the ball with Iron Byron, a mechanical golfer with a swing that is said to emulate the legendary champion, Byron Nelson. Ten randomly...
-
An article in the Journal of Aircraft (Vol. 23, 1986, pp. 859864) describes a new equivalent plate analysis method formulation that is capable of modeling aircraft structures such as cranked wing...
-
For an F distribution, find the following: (a) f0.25,5,10 (b) f0.10,24,9 (c) f0.05,8,15 (d) f0.75,5,10 (e) f0.90,24,9 (f ) f0.95,8,15
-
How do you prioritize features and attributes when designing a new product or service? What steps should be taken to ensure that the design process aligns with the organization's overall strategy and...
-
Information that does not have an adjustment reason code to route payments into the correct bank accounts to relay about patient benefit coverage to indicate the amount being paid and the date of...
-
Superior Company provided the following data for the year ended December 31 (all raw materials are used in production as direct materials): Selling expenses Purchases of raw materials Direct labor...
Study smarter with the SolutionInn App