Refer to the Table Which Summarizes the Results of Testing

question 19

Multiple Choice

Refer to the table which summarizes the results of testing for a certain disease. $$\begin{array} { l | c c } & \begin{array} { l } \text { Positive } \\\text { Test Result }\end{array} & \begin{array} { l } \text { Negative } \\\text { Test Result }\end{array} \\\hline \begin{array} { l } \text { Subject has the disease } \\\text { Subject does not have the } \\\text { disease }\end{array} & 111 & 4 \\& 11 & 172\end{array}$$ If one of the results is randomly selected, what is the probability that it is a false negative (test indicates the person does not have the disease when in fact they do) ? What does this
Probability suggest about the accuracy of the test?

• A) 0.0369; The probability of this error is low so the test is fairly accurate.
• B) 0.0348; The probability of this error is low so the test is fairly accurate.
• C) 0.591; The probability of this error is high so the test is not very accurate.
• D) 0.0134; The probability of this error is low so the test is fairly accurate.

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Definitions:

Product Innovation

The development of new or improved goods or services that are sold to meet customer needs.

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Risk taking, radical thinking, and experimentation.

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The enhancement and reuse of existing products and processes.

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The approach of crafting, refining, and broadcasting original concepts or solutions.