Author Question: Nationwide Mutual Insurance, based in Columbus, Ohio, is one of the largest diversified insurance ... (Read 86 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
Nationwide Mutual Insurance, based in Columbus, Ohio, is one of the largest diversified insurance and financial services organizations in the world, with more than 157 billion in assets. Nationwide ranked 108th on the Fortune 100 list in 2008.
 
  The company provides a full range of insurance and financial services. In a recent news release Nationwide reported the results of a new survey of 1,097 identity theft victims. The survey shows victims spend an average of 81 hours trying to resolve their cases. If the true average time spent was 81 hours, determine the probability that a test of hypothesis designed to test that the average was less than 85 hours would reject the research hypothesis. Use = 0.05 and a standard deviation of 50.A) 0.0123
  B) 0.5182
  C) 0.1241
  D) 0.1587

Question 2

Dell Computers receives large shipments of microprocessors from Intel Corp It must try to ensure the proportion of microprocessors that are defective is small.
 
  Suppose Dell decides to test five microprocessors out of a shipment of thousands of these microprocessors. Suppose that if at least one of the microprocessors is defective, the shipment is returned.If Intel and Dell agree that Intel will not provide more than 5 defective chips, calculate the probability that the entire shipment will be returned even though only 5 are defective.A) 0.2262
  B) 0.3478
  C) 0.4564
  D) 0.1812



yotaSR5

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

D

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

For a complete list of videos, visit our video library