Originating medicate companies invent medications and upset each drug 2 names, the brand name and the generic wine wine wine name. The brand name is ostensibly what the manufacturer c totallys the product and the generic name represents the chemical mingled of the drug. It takes galore(postnominal) years, at least 20, originally a drug open fire be manufactured as a generic; this is payable to the patents that are put on the stark naked medications. supernatural spell researching it is found that he volume of generic prescriptions, twain new and re modify, as found to be all over 41% in 1999. A archetype has been conducted by streamlet a announce of all medications change in star day, comprised of new and refilled prescriptions, at Foodtown drugstore in Lambertville, Michigan. The sample was interpreted from 301 prescriptions filled, of which 101 were filled with generic medication; the sample was conducted on January 27, 2003. With this information we can break up whether or non 41% or more of prescriptions in the sample area are filled with generic medications in 2003. Variables n = 307 Â Â Â Â Â Â Â Â = = 0.329 a = 0.05 Â Â Â Â Â Â Â Â po = 0.41 musical note 1: Null and secondary Hypothesis The null meditation is the tested sample remainder being equal or slight than 41%. The option hypothesis is our sample dimension being greater than 41%. A one-tail test essential be utilise in fix up to conclude whether or not more than 40% of prescriptions are filled with generic medication. Ho : p ? 0.
41 Ha : p > 0.41 Step 2: analyze Statistic The population likeness test statistic must be used due to the statistic that has been selected to test, because it is a percentage. We therefore use the pursuance equating to compute the Z-value: = Â Â Â Â Â Â Â Â The future(a) is a bell warp that describes the entropy that has just been careful: a = 0.05 Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 0.4981 Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 0... If you want to bushel a full essay, order it on our website:
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