This is done by studying the studentâs responses to each item. When formalized, the procedure is called âitem analysisâ. It is a scientific way of improving the quality of tests and test items in an item bank. An item analysis provides three kinds of important information about the quality of test items. 1  Item difficulty: A measure of whether an item was too easy or too hard. 2  Item discrimination: A measure of whether an item discriminated between students who knew the material well and students who did not.
For example, Jewish kosher and Islamic Halal customs require gelatin from sources other than pigs, like cows and/or fish and from animals slaughtered ritually. Roma people are cautious of gelatin products that may have been made from horses, as their culture forbids the consumption of horses.n a commercial scale, gelatin is made from by-products of the meat and leather industry. Recently, fish by-products have also been considered because they eliminate some of the religious obstacles surrounding gelatin consumption. Gelatin is derived from pork skins, pork, horses, and cattle bones, or split cattle hides.
This does not mean the product is Halal. Use of alcohol in vanilla flavor or Natural and Artificial flavor has to be investigated. Step Number 3: Contact the food manufacturer to find out whether alcohol is used as the carrier or solvent in the vanilla flavor or Natural and Artificial flavor, if not, then eat Halal.If alcohol is used as a solvent, then do not consume the product.ICE CREAM PRODUCTS WITHOUT VANILLA OR FLAVORS: Some Ice Cream Halal manufacturer used rework ice cream products with flavors containing alcohol in an Ice Cream product, which do not have any flavor, or vanilla at all as indicated by the ingredient list.anilla is the most world prized flavor. It is obtained from the beans of a tropical vine of genus vanilla. The beans at harvest do not have the characteristic vanilla fragrance but requires curing processes to obtain the vanilla fragrance.