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.
The Mayo Clinic provides a top five list of the best foods for blood cholesterol levels. Oatmeal, fish, nuts, olive oil and foods that contain stanols, like orange juice and yogurt drinks, top the list. Although you should avoid foods that are high in saturated and trans fat, not all fat is bad for cholesterol.n fact, foods that contain monounsaturated and polyunsaturated fat actually lower your bad cholesterol levels while increasing good cholesterol. Foods that promote healthy blood cholesterol levels include plant oils -- except for palm and coconut oil -- as well as fish, nuts and avocados.