Find the Indicated Probability

question 88

Multiple Choice

Find the indicated probability. Round to the nearest thousandth.
-A sample of 4 different calculators is randomly selected from a group containing 18 that are defective and 40 that have no defects. What is the probability that at least one of the calculators is defective?

• A) 0.774
• B) 0.785
• C) 0.215
• D) 0.180

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Definitions:

Bill Of Rights

The first ten amendments to the United States Constitution, guaranteeing essential rights and freedoms to American citizens.

Federal Government

The national government of a federal country, which holds the authority to govern aspects that concern the country as a whole, separate from state or local governments.

State Governments

The governments of individual states within a federal system, responsible for local governance according to state laws.

Second Amendment

The Second Amendment to the U.S. Constitution protects the right of the people to keep and bear arms.