Each Evening, a Nationwide Retail Chain Randomly Calls 100 of the Customers

question 17

Multiple Choice

Each evening, a nationwide retail chain randomly calls 100 of the customers who came to their store that day to ask whether they were satisfied with the service they had received. The customers respond yes or no. Suppose the company has found over time that 8 percent of the customers are not satisfied ("no" answers) , what is the 3-sigma upper and lower control limits for the appropriate control chart?

• A) About .053 and .107
• B) 0 to about .16
• C) -.0.14 to about .16
• D) About -1.96 to 1.96

---

Definitions:

Early Withdrawal

Withdrawing funds from an investment or retirement account before a predetermined age or period, often resulting in penalties.

AGI Deduction

A reduction allowed in computing an individual's Adjusted Gross Income, which can include certain business expenses, educational expenses, or health savings account contributions.

Health Savings Account

A tax-advantaged savings account available to taxpayers in the United States who are enrolled in a high-deductible health plan.

High Deductible Health Plan

A health insurance plan with lower premiums and higher deductibles than traditional health plans, often coupled with a Health Savings Account (HSA).