Wax-Com Electronics Inc $\ge$ 20,000
B)H₀: M_d $\le$ 20,000
C)H₀: M_d < 20,000
D)H₀: M_d

question 36

Multiple Choice

Wax-com Electronics Inc.claims that a certain circuit board has a median operating life of less than 20,000 hours.A random sample of 25 such circuit boards showed 8 circuit boards failing before 20,000 hours and 17 circuit boards failing after 20,000 hours. Assume the useful life of the circuit board is not normally distributed and state the null hypothesis.

• A)H₀: M_d \(\ge\) 20,000
• B)H₀: M_d \( \le\)20,000
• C)H₀: M_d < 20,000
• D)H₀: M_d \(\neq\) 20,000

---

Definitions:

Unsecured Debt

Unsecured debt refers to loans or credits not backed by collateral, meaning the lender relies on the borrower's promise to pay back the debt.

Securities

Financial instruments that represent ownership positions, debts, or rights to ownership, such as stocks, bonds, and options.

De Jure

Pertaining to law or legal situations, often used to describe something that is legally recognized or established by law.

De Facto

A term used to describe practices or conditions that exist in reality, even if they are not officially recognized by laws.