The sales manager of a certain company wants to determine if sales of the Yuquitas PS product are higher in zone 15 than in zone 16 of the capital by 800 boxes. The data is shown in the attached table. Ventas promedio Desviacion Tamano de la Muestra Zona en cajas anuales. Estandar muestra por puntos de venta. 1 15 25,432 5,475 96 2 16 24,685 6,523 65 a. Formulate the null hypothesis (HO) and the alternate hypothesis (H1). b. What is the level of significance? c. What is the appropriate distribution for the test? d. Formulate the decision rule. e. Calculate the p value. f. Conclude and interpret the result