In undertaking a research project,it requires the collection of data in order to arrive at a research conclusion
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The advantage is knowing what you are writing about, and why. The disadvantage is not doing the research,and not knowing what you are supposed to be writing about.
The relations depend on what measures. The sample mean is an unbiased estimate for the population mean, with maximum likelihood. The sample maximum is a lower bound for the population maximum.
correlation * * * * * Only if the relationship is linear. For example, the correlataion between y and x when y = x2 is zero. But a very strong relationship between the two variables.
Three basic research designs are experimental, correlational, and quasi-experimental.Experimental designs have random assignment to conditions. Correlational designs define the relationship between two measured values. Quasi-experimental designs have participants grouped on a variable that isn't manipulated.
a graph law graph shows the relationship between pressure and volume