Task 1

Print

Comparing Data

This activity will help you meet these educational goals:

You will validate a statistical model for a given situation based on the data and draw inferences based on the model.

Activity

Every year, a pet food company sells its food to stores across the nation.Some of these stores are new customers, and some are returning customers.The company has set a strategic initiative for the new year to increase the proportion of its sales to new stores.The sales director is conducting research to determine whether the company's sales representatives need additional field training to accomplish the company's goals.Based on experience from the previous year, the sales director has constructed a model.This model reflects projections of the breakdown of sales orders for the new year, specific to the company's sales regions.The model is shown in the table.

Percentage of Sales GoalsCurrent StoresNew StoresMidwest85%15%South74%26%Northeast83%17%

During the first month of the new year, the sales director collected data on the sales orders for sales representatives within each region.Assume that sales representatives work in only one region.

First Month's SalesCurrent StoresNew StoresMidwest36266South197115Northeast25060

Part A

In the first month of the new year, the Midwest region secured sales orders from 362current stores and 66new stores.Is this data consistent with the sales director's model?