Suppose That About 62% of the People Who Are Murdered

question 36

Multiple Choice

Suppose that about 62% of the people who are murdered actually knew the person who committed the murder. Suppose that a detective file in Boston has 62 current unsolved murders. What is the probability that fewer than 33 victims did not know their murderer?

• A)0.995
• B)0.007
• C)0.993
• D)0.010
• E)0.990

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Definitions:

Probability

A statistical measure that quantifies the chance of a specific event happening.

P

Often represents the probability value in statistical tests, indicating the likelihood of observing the test results under the null hypothesis.

N

Typically used to represent the total number of observations or participants in a dataset or study.

Variance

A statistical measure of the dispersion or spread in a set of data points, showing how far each number in the set is from the mean.