In research, a null hypothesis means that no results will be found. An alternative hypothesis means that results will be found.
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The three parts of a hypothesis are to identify the problem, make an educated guess and identify the major variables. A hypothesis is the description of a scientific question.
Mathematical model is exact in nature.it has Beta zero and Beta one and no stochastic or disturbance variables. Econometric model represents omitted variable, error in measurement and stochastic variables.
Non modifiable risk factors are things you cannot control such as age, race and family history. Modifiable risk factors on the other hand are things you can control such as weight, physical inactivity and smoking.
The major importance of a line graph is that it allows a person to visually see the relationship between two major variables. A line graph contains a vertical axis and a horizontal axis.
The NLL is a box lacrosse league, meaning that it is played inside. The MLL is a field lacrosse league, meaning that it is played outside. There are several rules that differ between the two leagues. Here are links to each league's website: http://www.nll.com/ http://www.majorleaguelacrosse.com/