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What is a group of randomly selected subjects for a study that maybes the population on important characteristics such as age and sex is called?
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Randomly selected portion of the population?
sample
Which type of sample is selected to reflect the demographic characteristics of the population of interest?
Convenience sample
What is N is statistics?
The Population of the data set. If there was a study of 5000 people, 50 were randomly selected as a sample, then "N" would be 5000.
If a person is randomly selected from the US population the odds the person lives in California are 1 to 8 What is the probability to two decimal places of a randomly chosen person being from Cali?
0.13 to 2 d.p.
What conditions are necessary in order to use a t-test to test the differences between two population means?
The samples must be randomly selected, independent, and normally distributed. The following are necessary to use a t-test for small independent samples. 1. The samples must be randomly selected. 2. The samples must be independent. 3. Each population must have a normal distribution.
What is the probability that a randomly selected person will be both over 50 and female?
The answer depends on the demography of the population from which the person is randomly selected.The answer depends on the demography of the population from which the person is randomly selected.The answer depends on the demography of the population from which the person is randomly selected.The answer depends on the demography of the population from which the person is randomly selected.
Randomly selected portion of the population?
sample
What is relations between representative sample and population?
A representative sample is a randomly selected subset of the population.
What is a small part used to represent an entire population?
Sample-a small group selected by researchers to represent the most important characteristics of an entire population. (according to my book)
How are Olympic judges selected?
randomly they were just picked randomly.
Is the proportion of ill persons in a population the same as the probability that a random selected person in that population will have disease?
If I understand your question, yes, the proportion of people in a population ill with a certain disease at a given time is the same as the probablility that a randomly selected person in that population will have the disease at that time.
Which type of sample is selected to reflect the demographic characteristics of the population of interest?
Convenience sample
Does a random largely selected sample always give a better estimate of the population than a randomly selected sample?
A larger random sample will always give a better estimate of a population parameter than a smaller random sample.
What is N is statistics?
The Population of the data set. If there was a study of 5000 people, 50 were randomly selected as a sample, then "N" would be 5000.
How are jurors selected in the US today?
In Ancient greece, they were selected randomly
If a person is randomly selected from the US population the odds the person lives in California are 1 to 8 What is the probability to two decimal places of a randomly chosen person being from Cali?
0.13 to 2 d.p.
What conditions are necessary in order to use a test to test the differences between two population means?
The samples must be randomly selected, independent, and normally distributed. The following are necessary to use a t-test for small independent samples. 1. The samples must be randomly selected. 2. The samples must be independent. 3. Each population must have a normal distribution.
