Asked by Brittney Palmer on Jul 07, 2024

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An insurance company estimates that it should make an annual profit of $140 on each homeowner's policy written,with a standard deviation of $5500.If it writes 10,000 of these policies,what are the mean and standard deviation of the annual profit? Assume that policies are independent of each other.

A) μ = $14,000.00,σ = $550,000.00
B) μ = $1,400,000,σ = $550,000,000,000
C) μ = $1,400,000,σ = $550,000.00
D) μ = $1,400,000,σ = $55,000,000
E) μ = $14,000.00,σ = $55,000,000

Standard Deviation

A statistic that measures the amount of variation or dispersion of a set of values from their mean.

Homeowner's Policy

An insurance policy that provides coverage for damage to one's home and belongings inside, along with liability for accidents that occur on the property.

Annual Profit

The financial gain made by a business over the course of a year, calculated as total revenue minus total expenses.

  • Understand the concepts of mean and standard deviation in the context of probability and statistics.
  • Calculate the variance and standard deviation for combined independent variables.
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DG
Domenic GemmitiJul 13, 2024
Final Answer :
C
Explanation :
The mean profit of each policy is given as $140 and there are 10,000 policies written. Therefore, the mean profit from all policies is:

μ = $140 x 10,000 = $1,400,000

The standard deviation of each policy is given as $5500. Since the policies are independent of each other, the standard deviation of the total profit from all policies is:

σ = $5500/√10,000 = $550

Therefore, the mean and standard deviation of the annual profit are μ = $1,400,000 and σ = $550,000.00 respectively.

Hence, the correct choice is C.