Find the Probability of at Least 2 Girls in 10

question 17

Multiple Choice

Find the probability of at least 2 girls in 10 births.Assume that male and female births are equally likely and that the births are independent events.

• A)0.989
• B)0.011
• C)0.044
• D)0.1
• E)0.945

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Definitions:

Geometric Average

A method of calculating the average rate of return of a set of values that is compounded over time.

Arithmetic Average

A measure of central tendency calculated by dividing the sum of all values in a dataset by the number of values.

Geometric Average Returns

A method of calculating the average rate of return of an investment which accounts for the compound interest over time, often used to compare investment performance.

Dividend Yield

A financial metric that compares a company's annual dividend payments to its stock price.