Hi,Veterinary dermatologists test dogs for a variety of allergens, including cat and human dander, trees, molds, house dust, dust mites, fleas, grasses and household synthetics.o, the allergy testing shows a total of 7 allergens to which she responded with an allergic reaction (the human dander being the highest). I believe that if there are more than 3 or 4 allergens contributing to the allergy, it is very unlikely that desensitization will be effective.
Trend analysis is the practice of collecting information and attempting to spot a pattern, or trend, in the information. In some fields of study, the term trend analysis has more formally defined meanings.
Returns the quartile of a data set. Quartiles often are used in sales and survey data to divide populations into groups. For example, you can use QUARTILE to find the top 25 percent of incomes in a population. Important: This function has been replaced with one or more new functions that may provide improved accuracy and whose names better reflect their usage.