Garantie de satisfaction à 100% Disponible immédiatement après paiement En ligne et en PDF Tu n'es attaché à rien
Recherché précédemment par vous
NR 503 Epidemiology Final Exam ( Version 1) / NR503 Final Exam 2024: Population Health, Epidemiology & Statistical Principles: Chamberlain College Of Nursing | 100 % VERIFIED ANSWERS, GRADE A( LATEST UPDATE)$18.39
Ajouter au panier
NR 503 Epidemiology Final Exam ( Version 1) / NR503 Final Exam 2024: Population Health, Epidemiology & Statistical Principles: Chamberlain College Of Nursing | 100 % VERIFIED ANSWERS, GRADE A( LATEST UPDATE)
67 vues 4 achats
Cours
NR 503 EPIDEMIOLOGY
Établissement
NR 503 EPIDEMIOLOGY
NR 503 Epidemiology Final Exam ( Version 1) / NR503 Final Exam 2024: Population Health, Epidemiology & Statistical Principles: Chamberlain College Of Nursing | 100 % VERIFIED ANSWERS, GRADE A( LATEST UPDATE)
NR 503 EPIDEMIOLOGY FINAL EXAM QUESTIONS AND ANSWERS
Question 1:
Which of the following study designs is most appropriate for determining the prevalence of a disease in a population at a specific point in time?
A) Cohort study
B) Case-control study
C) Cross-sectional study
D) Randomized controlled trial
Answer: C) Cross-sectional study
Question 2:
In a cohort study, researchers follow a group of people over time to see if they develop a specific outcome. What is the primary measure of association used in cohort studies?
A) Odds ratio
B) Risk ratio
C) Incidence rate
D) Prevalence rate
Answer: B) Risk ratio
Question 3:
What type of bias occurs when participants in a study are systematically different from those who do not participate?
A) Selection bias
B) Information bias C) Confounding bias
D) Recall bias
Answer: A) Selection bias
Question 4:
Which of the following is NOT a component of the epidemiologic triangle?
A) Agent
B) Host
C) Environment
D) Vector
Answer: D) Vector
Question 5:
A case-control study is best suited for studying which of the following?
A) Rare diseases
B) Common diseases
C) Diseases with long latency periods
D) Both A and C
Answer: D) Both A and C
Question 6:
Which measure of central tendency is most appropriate to use when the data are skewed?
A) Mean
B) Median
C) Mode
D) Range
Answer: B) Median Question 7:
What is the primary goal of an epidemiologic surveillance system?
A) To determine the cause of disease
B) To monitor the distribution of disease
C) To test the effectiveness of treatments
D) To develop new diagnostic tools
Answer: B) To monitor the distribution of disease
Question 8:
Which term describes the number of new cases of a disease that occur in a specified period of time in a population at risk for developing the disease?
A) Prevalence
B) Incidence
C) Morbidity
D) Mortality
Answer: B) Incidence
Question 9:
What type of epidemiologic study design involves comparing individuals with a disease to individuals without the disease to identify potential causes?
A) Cohort study
B) Case-control study
C) Cross-sectional study
D) Ecological study
Answer: B) Case-control study
Question 10:
Which of the following is an example of a primary prevention strategy? A) Mammography screening for breast cancer
B) Statin use to lower cholesterol in patients with heart disease
C) Immunization against measles
D) Rehabilitation exercises for stroke patients
Answer: C) Immunization against measles
Question 11:
In a randomized controlled trial, what is the purpose of randomization?
A) To ensure the study is double-blind
B) To reduce selection bias
C) To increase the sample size
D) To ensure equal treatment of all participants
Answer: B) To reduce selection bias
Question 12:
Which statistical test would be most appropriate to compare the means of two independent groups?
A) Chi-square test
B) Paired t-test
C) Independent t-test
D) ANOVA
Answer: C) Independent t-test
Question 13:
What is a confounder in epidemiologic research?
A) A variable that is controlled for in the study
B) A variable that is an intermediate step in the causal pathway
C) A variable that is associated with both the exposure and the outcome but is not an
Les avantages d'acheter des résumés chez Stuvia:
Qualité garantie par les avis des clients
Les clients de Stuvia ont évalués plus de 700 000 résumés. C'est comme ça que vous savez que vous achetez les meilleurs documents.
L’achat facile et rapide
Vous pouvez payer rapidement avec iDeal, carte de crédit ou Stuvia-crédit pour les résumés. Il n'y a pas d'adhésion nécessaire.
Focus sur l’essentiel
Vos camarades écrivent eux-mêmes les notes d’étude, c’est pourquoi les documents sont toujours fiables et à jour. Cela garantit que vous arrivez rapidement au coeur du matériel.
Foire aux questions
Qu'est-ce que j'obtiens en achetant ce document ?
Vous obtenez un PDF, disponible immédiatement après votre achat. Le document acheté est accessible à tout moment, n'importe où et indéfiniment via votre profil.
Garantie de remboursement : comment ça marche ?
Notre garantie de satisfaction garantit que vous trouverez toujours un document d'étude qui vous convient. Vous remplissez un formulaire et notre équipe du service client s'occupe du reste.
Auprès de qui est-ce que j'achète ce résumé ?
Stuvia est une place de marché. Alors, vous n'achetez donc pas ce document chez nous, mais auprès du vendeur Alvon. Stuvia facilite les paiements au vendeur.
Est-ce que j'aurai un abonnement?
Non, vous n'achetez ce résumé que pour $18.39. Vous n'êtes lié à rien après votre achat.
