Calculate the Standard Deviation of the Given Random Variable X $\sigma = 10.8$

question 26

Multiple Choice

Calculate the standard deviation of the given random variable X. Please round your answer to two decimal places.
Forty-five darts are thrown at a dartboard. The probability of hitting a bull's-eye is 0.4. Let X be the number of bull's-eyes hit.

• A) \(\sigma = 10.8\)
• B) \(\sigma = 18\)
• C) \(\sigma = 4.24\)
• D) \(\sigma = 3.29\)
• E) \(\sigma = 5.4\)

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