The Following Display from a TI- 84 Plus Calculator Presents $99 \%$

question 117

Multiple Choice

The following display from a TI- 84 Plus calculator presents a $99 \%$ confidence interval for proportion.
a Use the information in the display to construct a 95% confidence interval for p.

• A) (0.396, 0.604)
• B) (0.384, 0.616)
• C) (0.336, 0.664)
• D) (0.376, 0.624

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Definitions:

Break-even Selling Price

The price at which a product must be sold to cover all associated costs of production without making a profit or a loss.

Discounted Price

The final price of a product after applying a discount to its original price.

Operating Expenses

The costs associated with running the day-to-day operations of a business, excluding the costs of goods sold.

Profit

The financial gain made in a transaction, calculated by subtracting the total costs from the total revenue.