Better measures of the distribution of scores are the variance and standard deviation. The variance (2) is the sum of the squares of the deviations of the individual test scores (xi) from the mean () divided by the number of scores (n). The standard deviation () is the square root of the variance.
Reducing triglyceride levels is one of the main mechanisms by which fish oil omega-3 fatty acids improve cardiovascular health. With regards to cholesterol, fish oil omega-3 fatty acids can increase the level of âgoodâ cholesterol while lowering âbadâ cholesterol. However, this relationship is not straightforward. In fact, fish oil can raise LDL cholesterol in people with high blood triglyceride levels.
High potency pills contain 800 to 900 mg of EPA and DHA. The most concentrated pills are available by prescription only. To avoid a fishy aftertaste, keep the fish oil supplements in the refrigerator. Omega-3 fatty acids should not be used to lower LDL cholesterol; in fact, they may slightly raise LDL cholesterol. Unlike fish oil, which can have an unpleasant aftertaste, garlic is a delicious way to not only spice up foods, but also to help lower cholesterol.