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This type of sampling is also known as chance sampling or probability where each and every item in the population has an equal change of inclusion in the sample and one of the possible samples in case of finite universe has the same probability of beings selected. In case of infinite population the selection of each item in a random sample is controlled by the same probability and that successive selection are independent of one another.
After analyzing the data the researcher has to test ten hypotheses various tests such as chi square test t test have been developed by statisticians for the purpose. The hypotheses
In a suburban community, 30% of the households use Brand A toothpaste, 27% use Brand B, 25% use Brand C, and 18% use Brand D. In the four groups of households, the proportions of r
what are the condition to use probable error
If 9 population means are not all equal with a conclusion from ANOVA, we should expect that?
Find the value of E (i+). Show your calculation. i=7 i=3
Question: The weights shown in the figure are in equilibrium. It consists of objects held by vertical strings. The object 3 weighs 1.4 N. The horizontal bars are identical, uniform
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Discrete Standard Deviation For calculating standard deviation in discrete series any of the following methods may be applied (1) Actual mean method. (2) Assumed mean method. (
Data for ogive graph in sectors of indian economy
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