To Study the Effect of Fluoride in Preventing Tooth Decay

question 4

Multiple Choice

To study the effect of fluoride in preventing tooth decay, researchers counted the number of fillings in the teeth of 28 patients and recorded these results:
5, 7, 16, 21, 16, 23, 17, 8, 12, 3, 9, 2, 8, 17, 12, 19, 14, 10, 13, 8, 14, 15, 14, 14, 6, 10, 12, 11
Create a table to tally the results.

• A) Number of fillings Frequency 1-5 3
• 6-10 9
• 11-15 12
• 16-20 7
• 21-25 2
• B) Number of fillings Frequency 1-5 2
• 6-10 8
• 11-15 12
• 16-20 5
• 21-25 2
• C) Number of fillings Frequency 1-5 3
• 6-10 8
• 11-15 12
• 16-20 5
• 21-25 1
• D) Number of fillings Frequency 1-5 12
• 6-10 9
• 11-15 12
• 16-20 7
• 21-25 3
• E) Number of fillings Frequency 1-5 3
• 6-10 8
• 11-15 10
• 16-20 5
• 21-25 2

Interpret the implications of multiple internal rates of return.

Understand the limitations and considerations associated with the internal rate of return (IRR) method.

Identify the challenges and key steps involved in the capital budgeting process.

Differentiate between the net present value (NPV) and internal rate of return (IRR) techniques and understand when they may give conflicting results.

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Definitions:

Plantwide Overhead Rate

A single rate used to allocate manufacturing overhead costs uniformly across all products within a plant or facility.

Overhead Allocations

The process of distributing indirect costs across various products, services, or departments within a business.

Allocation Base

A criterion or standard used to distribute indirect costs to various cost objects, such as products, services, or departments.

Plantwide Overhead Rate

A single overhead rate applied uniformly to all cost objects throughout an entire plant or facility.