Statistics Assignment
In a current article (Nanci Hellmich, “‘Grocery store Guru’ Has a Easy Mantra,” USA In the present day, June 19, 2002, 7D) it claimed that the common grocery store journey takes 22minutes. Suppose that in an effort to check this declare, a pattern of 50 consumers at an area grocery store was studied. The imply purchasing time for the pattern of 50 consumers was 25.36 minutes with a normal deviation of seven.24 minutes. Utilizing the zero.10 stage of significance, is there proof that the imply purchasing time on the native grocery store is totally different from the claimed worth of 22minutes?