The following contingency table breaks down a month of customer complaints received by a retailer. Some of those complaining are long-term customers, whereas the rest are recent. There are four types of complaints. Complete parts (a) and (b) below. Type of Complaint SalesPersonBillingErrorStoreDisplayLack ofInventory CustomerStatusLong-term11686069 RECENT1678854140 Compute the chi-squared test statistic. χ2=(Round to three decimal places as needed.) (b) Summarize the results of this test.

Answered: The following contingency table breaks…

Given data is: Sales Person Billing Error Store Display Lack of Inventory Long term 11 68 60…

Type of Complaint

Sales

Person

Billing

Error

Store

Display

Lack of

Inventory

Customer

Status

RECENT

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

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The following contingency table breaks down a month of customer complaints received by a retailer. Some of those complaining are long-term customers, whereas the rest are recent. There are four types of complaints. Complete parts (a) and (b) below.

Compute the chi-squared test statistic.

χ2=

(Round to three decimal places as needed.)

(b) Summarize the results of this test.

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