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

Author Question: The time taken to answer an exam question for a randomly chosen student has a uniform probability ... (Read 73 times)

rmenurse

  • Hero Member
  • *****
  • Posts: 513
on: Jul 24, 2018
The time taken to answer an exam question for a randomly chosen student has a uniform probability distribution from 1 minute to 5 minutes. What is the probability that the time to answer is no more than 2 minutes?
 a. 0.20
  b. 0.25
  c. 0.40
  d. 0.75

Question 2

A survey at a large public university reveals that many students hold a (part-time) job while going to college. Out of 127 female students surveyed, 95 have a job and out of 143 male students, 97 have a job. What is the standard error of the estimate?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ghepp

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

0.0549


rmenurse

  • Member
  • Posts: 513
Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

mcabuhat

  • Member
  • Posts: 344
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Refraction Through Uniform and Variable Thickness Glasses Refraction Through Uniform and Variable Thickness Glasses
Older adulthood can be a time of independence and exploration as responsibilities diminish and the ... Older adulthood can be a time of independence and exploration as responsibilities diminish and the ...
Divorces are often messy. To settle the question of who gets the house, a couple in Cambodia sawed ... Divorces are often messy. To settle the question of who gets the house, a couple in Cambodia sawed ...
Molecular Genetics DNA picture matching question Molecular Genetics DNA picture matching question
Physics: Power, Energy and Time Physics: Power, Energy and Time
economic question economic question
Video: Helper T cell receptors, activation, proliferation, differentiation & action

For a complete list of videos, visit our video library