Find the Standard Deviation of the Random Variable

question 118

Multiple Choice

Find the standard deviation of the random variable.
-A police department reports that the probabilities that 0, 1, 2, and 3 burglaries will be reported in a given day are 0.48, 0.36, 0.14, and 0.02, respectively. Find the standard deviation for the probability
Distribution. Round the answer to two decimal places.

• A)0.61
• B)1.05
• C)1.04
• D)0.78

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Definitions:

Percent Differences

A measure representing the difference between two values as a percentage of one of the values.

Net Income

Net Income is the total profit of a company after all expenses, taxes, and costs have been subtracted from total revenue, indicating the company's actual profitability.

Net Sales

The total revenue from sales minus returns, allowances, and discounts.

Owners' Equity

The amount of the business that belongs to the owners after all debts and liabilities have been subtracted from total assets.