In a Hypothesis Test for the Population Variance,the Hypotheses Are

question 57

Multiple Choice

In a hypothesis test for the population variance,the hypotheses are H₀: σ² = 30 vs.H₁: σ² < 30.If the sample size is 20 and the test is being carried out at the 5% level of significance,the null hypothesis is rejected if:

• A)χ² < 30.144.
• B)χ² > 10.851.
• C)χ² < 10.117.
• D)χ² > 31.410.

---

Definitions:

Gross Profit Method

An inventory estimation technique that calculates the cost of goods sold and ending inventory by using the gross profit margin.