« previous next »

Author Question: Safety Insurance Company has compiled the following statistics. For any one year period: P(accident ... (Read 177 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?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th
Statistics Center (07/2016) Statistics Center (07/2016)
When young infants hold objects for a long period of time they eventually become habituated to them. When young infants hold objects for a long period of time they eventually become habituated to them.
The hatred and vengeance of adults become the children’s heritage. The headband of this 4-year-old ... The hatred and vengeance of adults become the children’s heritage. The headband of this 4-year-old ...
This headache remedy was “guaranteed” by the drug company; 1906. This headache remedy was “guaranteed” by the drug company; 1906.
Embryonic Period Embryonic Period
Video: Oogenesis Animation

For a complete list of videos, visit our video library