« previous next »

Author Question: Safety Insurance Company has compiled the following statistics. For any one year period: P(accident ... (Read 185 times)

sdfghj

  • Hero Member
  • *****
  • Posts: 552
on: Jun 24, 2018
Safety Insurance Company has compiled the following statistics. For any one year period: P(accident  male driver under 25) = .22 P(accident  male driver over 25) = .15 P(accident  female driver under 25 = .16 P(accident  female driver over 25) = .14 The percentage of Safety's policyholders in each category are: Male Under 25 20 Male Over 25 40 Female Under 25 10 Female Over 25 30
 a. What is the probability that a randomly selected policyholder will have an accident within the next year?
  b. Given that a driver has an accident, what is the probability that the driver is a male over 25?
  c. Given that a driver has no accident, what is the probability the driver is a female?
  d. Does knowing the fact that a driver has had no accidents give us a great deal of information regarding the driver's sex?

Question 2

If only MSE is known, you can compute the
 a. r square
  b. coefficient of determination
  c. standard error
  d. all of these alternatives are correct


recede

  • Sr. Member
  • ****
  • Posts: 315
Reply #1 on: Jun 24, 2018
Answer to Question 1

a. .162
b. .37
c. .408
d. no

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

20,000 year old spotted hyena painting from the Chauvet Cave, France 20,000 year old spotted hyena painting from the Chauvet Cave, France
The Period-Luminosity Relation The Period-Luminosity Relation
Sample budget spreadsheet form for first year of business. Sample budget spreadsheet form for first year of business.
Types of ecosystem service vs. total global value per year Types of ecosystem service vs. total global value per year
Embryonic Period Embryonic Period
Embryonic Period Embryonic Period
Video: Ciliate conjugation Animation

For a complete list of videos, visit our video library