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

Author Question: Which one of these variables is a continuous random variable? a. The time it takes a randomly ... (Read 33 times)

jake

  • Hero Member
  • *****
  • Posts: 538
on: Jul 24, 2018
Which one of these variables is a continuous random variable?
 a. The time it takes a randomly selected student to complete an exam.
  b. The number of tattoos a randomly selected person has.
  c. The number of women taller than 68 inches in a random sample of 5 women.
  d. The number of correct guesses on a multiple choice test.

Question 2

In a randomly selected sample of 100 students at a University, 85 had use of a laptop computer. Calculate a 99 confidence interval for the proportion of all students who had use of a laptop computer.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aruss1303

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

(0.758, 0.942)


jake

  • Member
  • Posts: 538
Reply 2 on: Jul 24, 2018
Wow, this really help

daiying98

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Betelgeuse is a semiregular variable star Betelgeuse is a semiregular variable star
Time Slows Down Near Matter Time Slows Down Near Matter
An Estimate of the Time of Global Peak Conventional Oil Production An Estimate of the Time of Global Peak Conventional Oil Production
Maximal Heart Rate Over Time Maximal Heart Rate Over Time
Attention and memory are in demand during circle time. Attention and memory are in demand during circle time.
The Gender Pay Gap Over Time: What Percentage of Men's Income Do Women Earn? The Gender Pay Gap Over Time: What Percentage of Men's Income Do Women Earn?
Video: Contraction and Relaxation Animation

For a complete list of videos, visit our video library