Homework Answers
1. True . ( The three essential attributes of cause are association , time order and direction )
2.True ( Effect Measure Modifications of EMM is when a measure of association changes over values of some other variables)
3.True (The positive predictive value of a screening test will be influenced not only by sensitivity and specificity but also by prevalence of the disease in the population)
4. False ( 1st step of cohort study to identify the study subject . In masked test we do not knoe about the subject or sample )
Ask again for the answers of rest of the questions.
study must be valid before its results can be generalized: 6 True or false 7. Experimental...
study must be valid before its results can be generalized: 6 True or false 7. Experimental studies always have less confounding than observational studies: True or false 8. Lead time is the amount of time that the disease diagnosis is advanced by screening True or false Special cohort studies are the most sensible design for examining many exposures in relation to a single disease. 9. True or false I 10. A causal relationship between an exposure and a disease cannot...
Page 2 of 8 4. Fill in the blank. Ascribing the characteristics o is called the...
Page 2 of 8 4. Fill in the blank. Ascribing the characteristics o is called the f a group to every individual in that group 5. Low body weight, substance abuse, or HIV infection can each individually cause a patient to evelop active TB disease without the other two factors, but only when followed by exposure to TB bacterium. Exposure to TB bacterium alone is not followed by active TB disease, but the active TB disease never occurs in the...
1) True or False? When a new prevention measure for a disease is developed, both the...
1) True or False? When a new prevention measure for a disease is developed, both the incidence and prevalence of the disease will decrease over the long term. 2) In 2015, a diagnostic code for Asperger’s disease was added to the ICD-10 (a cookbook for medical disease). Prior to 2010, there was no code to assign for the condition and thus, clinicians were inaccurately diagnosing Asperger’s disease cases with “unspecified autism”. To individuals not aware of this coding scheme, it...
pls answer all 5:12 .. LED < Back 465 practice 2-1.docx 17 imagine you are a...
pls answer all
5:12 .. LED < Back 465 practice 2-1.docx 17 imagine you are a physician discussing the results of a screening test with a patient. 1) If the test was positive how likely is it that he really has the disease? (How worried should he be? 2) If the test was negative how likely is it that he really does NOT have it? How reassured should he be? 1) What does 1) represent? a) Express this measure mathematically...
In a study of 380 diabetics and nondiabetics, patients were classified as underweight, normal weight, overweight and obese according to their diabetes status. The probability of being normal weight is...
In a study of 380 diabetics and nondiabetics, patients were classified as underweight, normal weight, overweight and obese according to their diabetes status. The probability of being normal weight is 0.31 and the probability of having diabetes is 0.39. If you select two individuals from the population, the probability of being diabetic and normal weight is 0.09. What is the probability that either of the two randomly selected individuals (or both) will be diabetic or normal weight? a. Pr (diabetic...
2. The present value of a payment of$5000 received 5 years in the future assuming a...
2. The present value of a payment of$5000 received 5 years in the future assuming a rate of 3% is A. $5000/(1+5)^3 B. $5000/(1+.05)^3 C. $5000/(1+.03)^5 D $5000/(1.+3)^5 What is true about crystalized and fluid intelligence? A. Crystalized is use of learned knowledge and increases till age 14 and then falls, Fluid is use of logic and increases till age 65 and then falls B. Crystalized is the use of logic and increase till the age of 14 and then...
need some assistance with this. thank you very much 1. Free radicals are __________ . (A)...
need some assistance with this. thank you very much 1. Free radicals are __________ . (A) molecules that have lost an electron (C) molecules with extra neutrons (B) escaped political prisoners (D) produced by vitamins 2. The chromosomal location of the APC gene was originally identified by finding a region of the genome that was _________ in patients with colorectal cancer. (A) deleted (B) rearranged (C) normal (D) unclear 3. The National Health Service of the United Kingdom (Britain) has...
need some assistance with this please. thank you very much 1. Free radicals are __________ ....
need some assistance with this please. thank you very much 1. Free radicals are __________ . (A) molecules that have lost an electron (C) molecules with extra neutrons (B) escaped political prisoners (D) produced by vitamins 2. The chromosomal location of the APC gene was originally identified by finding a region of the genome that was _________ in patients with colorectal cancer. (A) deleted (B) rearranged (C) normal (D) unclear 3. The National Health Service of the United Kingdom (Britain)...
2) Populations versus samples. For each statement, answer with either population, sample, or both. A) The compl...
2) Populations versus samples. For each statement, answer with either population, sample, or both. A) The complete set of information. B) A portion, not all, of the information. C) Has the potential to be biased or misleading. D) Measured or summarized with parameters. E) Measured or summarized with statistics. 3) Descriptive versus inferential statistics. For each statement, answer with either descriptive or inferential statistics. A) Facts about samples. B) Educated guesses about populations based on samples. C) The world population...
Industrial and Organizational Psychology questions
Industrial-organizational psychologists are interested in all of the following except1. how to best diagnose clinical disorders and offer therapy to employees.2. how personality characteristics influence work behavior.3. how culture influences people's perceptions of their working environments.4. how people's work affects their home life.An organizational psychologist would be most likely concerned with1. studying the interaction between humans and technology.2. All of the these3. interviewing potential employees.4. helping people organize their schedules and daily planners.5. understanding the emotional and motivational side of...
study must be valid before its results can be generalized: 6 True or false 7. Experimental studies always have less confounding than observational studies: True or false 8. Lead time is the amount of time that the disease diagnosis is advanced by screening True or false Special cohort studies are the most sensible design for examining many exposures in relation to a single disease. 9. True or false I 10. A causal relationship between an exposure and a disease cannot...
Page 2 of 8 4. Fill in the blank. Ascribing the characteristics o is called the f a group to every individual in that group 5. Low body weight, substance abuse, or HIV infection can each individually cause a patient to evelop active TB disease without the other two factors, but only when followed by exposure to TB bacterium. Exposure to TB bacterium alone is not followed by active TB disease, but the active TB disease never occurs in the...
pls answer all
5:12 .. LED < Back 465 practice 2-1.docx 17 imagine you are a physician discussing the results of a screening test with a patient. 1) If the test was positive how likely is it that he really has the disease? (How worried should he be? 2) If the test was negative how likely is it that he really does NOT have it? How reassured should he be? 1) What does 1) represent? a) Express this measure mathematically...
2) Populations versus samples. For each statement, answer with either population, sample, or both. A) The complete set of information. B) A portion, not all, of the information. C) Has the potential to be biased or misleading. D) Measured or summarized with parameters. E) Measured or summarized with statistics. 3) Descriptive versus inferential statistics. For each statement, answer with either descriptive or inferential statistics. A) Facts about samples. B) Educated guesses about populations based on samples. C) The world population...
Most questions answered within 3 hours.
-
The denaturation of proteins can be described by the
equilibrium
F⇌U
where F and U represent...
asked 57 minutes ago -
Please answer what the maximum and minimum force is, and the
angle on the ion is...
asked 59 minutes ago -
implement a program that reads a number of rows and a symbol.
The program will draw...
asked 1 hour ago -
Assume that when adults with smartphones are randomly selected,
45% use them in meetings or classes....
asked 1 hour ago -
Determine the number of formula units of
Na2SO4 and moles of oxygen contained in 8.11
moles...
asked 1 hour ago -
Explain in steps on the following code
What would be the output when executed
using System;...
asked 1 hour ago -
Given the information in the table, which of the following
statements is CORRECT?
Stock A
Stock...
asked 1 hour ago -
Write MARIE assembly language programs that do the following:
Write a program that inputs an integer...
asked 1 hour ago -
Explain an understanding of services and protocols.
Explain the job of DNS.
Explain the three email...
asked 1 hour ago -
(As soon as possible) Balance each of the following equations
according to the half-reaction method:
H2O2(aq)...
asked 2 hours ago -
A thin rod with a mass of 3.5kg and a length L=1.5 m is oriented
horizontally....
asked 1 hour ago -
Inheritance pattern in BRCA 1
Describe the inheritance pattern of BRCA 1 Is it recessive or...
asked 2 hours ago