Purchase Solution

finding the expected number of lives saved by the defibrillator

Not what you're looking for?

Ask Custom Question

Suppose that over the next several years, there will be 100 cardiac incidents at Silver's. Without a defibrillator, 30 victims will die before paramedics arrive. With a defibrillator, there is an 80% probability of saving a victim who would die without it. However, there is a 3% probability that improper use of the defibrillator will kill a victim who would have otherwise lived. Find the expected number of lives saved by the defibrillator.

Hint: Use reasoning, not algebraic formula.
Expected # of lives saved = Expected # still alive due to defibrillator (a medical devise) - Expected # who died due to improper use.

Purchase this Solution

Solution Summary

The solution of 130 words gives details steps and instructions on finding the expected number of lives saved by the defibrillator. All formula and calculations are shown and done by hand.

Solution Preview

We need to use Expected # of lives saved = Expected # still alive due to defibrillator (a medical devise) - Expected # who died due to improper use.

For expected # still alive due to ...

Purchase this Solution


Free BrainMass Quizzes
Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.

Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.