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How does Mugenda and Mugenda define sample size?
According to research made at multiple websites; Mugenda and Mugenda, which is a company that focuses on research methods for various areas, define sample size by using statistics data and probability.
In Statistics define the 4 ARMC criteria?
1. variable is an antecedent 2. random assignment 3. values are maniipulated 4. controls
Why parameter should not change?
In statistics the parameters of the distributions of populations are the fundamental values of interest. In a way the randomness just gets in the way of learning about the parameters. They are considered constant because they define or characterise the distributions of populations.
Difference between statistics and statistic?
Statistics is the name of the subject. It is the general definition which deals with the collection, presentation and interpretation of data. On the other hand, statistic is a test used to test a hypothesis. It is commonly applied to sample cases. A statistic is a description of some measure, such as your height, weight, or age. Such measures may be collected in large numbers to be analyzed statistically to determine some characteristic of a population. For example, the collection of a population's ages make up a data base that may be analyzed by statistical methods to determine the proportion of the population that will retire and start drawing pension funds during the next decade.
How do you define a variable?
I define an variable by saying x- an value
