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A barge is 10 m wide and 60 m long and has vertical sides.The bottom of the boat is 1.2 m below the water surface.What is the weight of the barge and its cargo,if it is floating in fresh water of density 1000 kg/m3?
Standard Error
Describes a statistical measure that estimates the accuracy with which a sample represents a population.
Critical Value
A point on the scale of the test statistic beyond which we reject the null hypothesis; it's determined by the significance level.
Null Hypothesis
A statement suggesting that there is no significant difference or relationship between specified populations, any observed difference being due to sampling or experimental error.
Null Hypothesis
A statement in statistical hypothesis testing that assumes no effect or no difference between phenomena or populations.
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