This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Random samples of size 36 are taken from a process (an infinite population) whose mean and standard ... (Read 290 times)

ss2343

  • Hero Member
  • *****
  • Posts: 548
on: Jun 24, 2018
Random samples of size 36 are taken from a process (an infinite population) whose mean and standard deviation are 20 and 15, respectively. The distribution of the population is unknown. The mean and the standard error of the distribution of sample mean are _____.
 a. 36 and 15
  b. 20 and 15
  c. 20 and 0.417
  d. 20 and 2.5

Question 2

A life insurance company has determined that each week an average of 7 claims is filed in its Nashville branch.
 a. Define the random variable in words for this experiment.
  b. What is the probability that during the next week exactly 7 claims will be filed?
  c. What is the probability that during the next week no claims will be filed?
  d. What is the probability that during the next week fewer than 4 claims will be filed?
  e. What is the probability that during the next week at least 17 claims will be filed?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

yasmin

  • Sr. Member
  • ****
  • Posts: 319
Reply #1 on: Jun 24, 2018
Answer to Question 1

d

Answer to Question 2

a. x = the number of claims filed in a one-week period
b. .1490
c. .0009
d. .0818
e. .0010


ss2343

  • Member
  • Posts: 548
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

duy1981999

  • Member
  • Posts: 341
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Successful agriculturalists must have a basic understanding of landscape structure and process. Thes Successful agriculturalists must have a basic understanding of landscape structure and process. Thes
The process of osmosis. The process of osmosis.
Tubal ligation. To minimize the size of the incisions necessary, laparoscopic surgery may be used to Tubal ligation. To minimize the size of the incisions necessary, laparoscopic surgery may be used to
Children with disabilities used to be sent to special schools. In a process called mainstreaming or ... Children with disabilities used to be sent to special schools. In a process called mainstreaming or ...
The Bergeron Process The Bergeron Process
Discrete random variables- Probability Distribution Function Discrete random variables- Probability Distribution Function
Video: Rods and Cones Animation

For a complete list of videos, visit our video library