• Card 8 / 10: Which of the following is a TRUE statement?
    A) Confidence intervals are always symmetric.
    B) Confidence intervals for an odds ratio require that the distribution is normal or Gaussian.
    C) For large samples, the distribution of sample means will be approximately normal, regardless of the distribution of the population characteristic.
    D) If group A has a mean of 40, a sample size of 50, and a standard deviation of 10, and if group B has a mean of 40, a sample size of 40, and a standard deviation of 11, then the standard error of Mean A will be larger than the standard error of Mean B.
    E) If group A has a mean of 40, a sample size of 50, and a standard deviation of 10, and if group B has a mean of 42, a sample size of 50, and a standard deviation of 10, then the standard error of Mean A will be larger than the standard error of Mean B.

    Answer:
    C) For large samples, the distribution of sample means will be approximately normal, regardless of the distribution of the population characteristic.

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Questions & Answers

why when sex of an individual is determined by y chromosome found in male therefore why there is many women than male
pamfili Reply
I'm not sure if I fully understand your question.
are you sure it is more
samir
i don't remember what I said.
I'm not sure if I fully understand your question.
roughly taking a lead.
samir
Muscle of mastication
JIMOH Reply
difference between seminiferous tubules and ejaculatory duct
Muhammad Reply
tell me the answer boss
Musibi
wats dis group
Kity
hhhhhhhxhxhmxkoshzhdvxznbxhhsklskhdhdh
Agemo Reply
what is azygous vein
Karan Reply
Sir muscle contraction ka topic kis part m milega
sonugora Reply
Sir muscle contraction ka topic kis part m milega
sonugora Reply
what is manipulated
Ambika Reply
life circle of RBC and the life circle of WBC.
Yemi Reply
RBC 120days
Zeph
RBC 120days and WBC 10-12days
sai
what is cardiac vascular system
Hari
what is anatomy?
Md Reply
what is manipulated
Ambika
anatomy is the branch of medical science which deal with the gross structure of body or organ
Ambika
note shoulder joint
jagadeesh
what is cardiovascular system
Hari
what is manipulated
Ambika
anatomical position
Ambika
?
Ambika
Scapula
sonugora
Study of internal structures
sonugora
the system of heart and vessels
Manar
what is collar Bone?
jagadeesh
positive feedback mechanism
Sirimala Reply
what is immunology
Riya Reply
immunology is a branch of medicine that study's the body immune system
SAMUEL
Immunology This is the study of specific and non-specific resistance of the body against infection i.e. the study of the immune response of a host to a foreign substance, which includes study of various reactions which are induced in the body by introduction of a substance.
Kaluki
what is role of elimination need like fluid and also stools
Munmun Reply
bone
Vijay
what is joint pain
Vijay
is the physical suffering caused by illness or injury of the joint
malulu
pls can someone describe shock,types ,pathophysiology and treatment
Isaac
this is what I'm thinking "After taking out everything the body needs, the bowel then expels the leftover waste."
isaiah
I think elimination also helps in the continuation of the digestive system because if the unwanted fluids and stools does not come out of the system it can create a problem in the digestive. system resulting in diseases.
Martha
shock is a condition whereby the circulating system is unable to get enough blood and oxygen to vital organs like the brain,heart,eye,kidney and others.
Martha
causing depression of those organs.
Martha
there are 2 classification of shock. primary shock: this occurs immediately after injury due emotional stimulus or pain.example hearing a bad news,sudden obstruction of airway.sudden heart attack. secondary shock :it occurs when primary shock is delayed
Martha
types of shock syncope (faint) oligaemic or hyppvovaemic shock. Anaphylactic shock. neurogenic/ physical shock septic sock catdiogenic shock.
Martha
What is the difference between dna duplication and chromosomes duplication?
to help you identify the human body parts to help you live a healthy life the study of Anatomy helps one to work in any health sector
sophia Reply
okay.

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Epidemiology Sampling & Confidence Intervals

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Attribution:  Janet, E.A. Forrester, Kwan Ho Kenneth Chui, Steven Cohen, Michael D. Kneeland, Alice Tang, David Tybor. Epidemiology and Biostatistics 2010. (Tufts University OpenCourseWare), http://ocw.tufts.edu/Course/65/ (Accessed 3 May, 2014). License: Creative Commons BY-NC-SA
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