Studies on a Machine That Molds Plastic Water Pipe Indicate

question 76

Multiple Choice

Studies on a machine that molds plastic water pipe indicate that when it is injecting 1-inch-diameter pipe, the process standard deviation is 0.05 inches. The 1-inch pipe has a specification of 1 inch plus or minus 0.10 inch. What is the process capability index (Cpk) if the long-run process mean is 1 inch?

• A) 0.50
• B) 0.67
• C) 1.00
• D) 2.00
• E) 2.20

Evaluate investment opportunities using present value and future value concepts.

Understand and calculate the effective annual rate (EAR) for mortgages and loans.

Understand the concept of time value of money and its applications.

Calculate the present value and future value of annuities, both ordinary and due.

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