Find the P-Value for the Indicated Hypothesis Test

question 69

Multiple Choice

Find the P-value for the indicated hypothesis test. Round all proportions and standard scores to two decimal places.
-A medical school claims that more than 28% of its students plan to go into general practice. It is found that among a random sample of 130 of the school's students, 31% of them plan to go into general practice. Find the
P-value for a test of the school's claim.

• A)0.2263
• B)0.4472
• C)0.2236
• D)0.7764

---

Definitions:

Contribution Margin

The difference between sales revenue and variable costs, used to cover fixed costs and contribute to profit.

Variable Manufacturing Costs

Charges that fluctuate based on the volume of production, like components used in product assembly and wages for workers on the production line.

Variable Selling Expenses

Selling costs that fluctuate with sales volume, such as commissions for sales staff.

Break-Even Sales

The amount of revenue required to cover all fixed and variable expenses, resulting in zero profit.