The data in the table below lists country code and the order to remittance (OTR) time for hardware/software installations for the last 76 installations (from first to last). OTR is the time it takes from an order being placed until the system is installed and payment is received (remittance). Because this company does business internationally, it also notes the country of installation using a country code. This code is listed in the first column.

For each country code you will answer the following questions:

In this assignment, you will practice with the Excel spreadsheet provided in week 6 how tocreate control charts for the following data for each country code. In addition, you will answer the following questions:

1. Compute the average cycle time for each country code.

2. Compute the moving range for each country code.

3. Compute the confidence interval for each using the average cycle time plus or minus the product of 2.66 times the average moving range for each country code.

Use the information below to answer the previous questions. Once you are ready, begin your quiz.

Country codeCycle time

165

153

146

145

166

145

131

131

132

165

150

142

130

142

120

175

152

140

144

187

186

145

175

156

175

568

564

570

575

570

550

550

575

664

636

660

635

645

647

646

646

745

756

741

740

760

753

726

750

730

761

788

742

744

740

753

753

748

843

860

833

842

846

847

1456

1484

1446

1456

1442

1726

1725

1721

1735

1762

1746

1745