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

Author Question: A college debating team consists of three science majors (Tyler, Chris, and Marie) and one ... (Read 51 times)

magmichele12

  • Hero Member
  • *****
  • Posts: 559
on: Aug 2, 2018
A college debating team consists of three science majors (Tyler, Chris, and Marie) and one humanities major (Bill).
 
  Assume that samples of size 2 are randomly selected with replacement from this population. List the 16 different possible samples and find the proportion of science majors in each sample. Describe the sampling distribution of proportions and find the mean of the sampling distribution.

Question 2

A: A bird lands on your head.
  B: The bird lays an egg.
 
  A) Independent B) Dependent


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

l.stuut

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Aug 2, 2018
Answer to Question 1

Possible samples: Tyler-Tyler, Tyler-Chris, Tyler-Marie, Tyler-Bill, Chris-Tyler, Chris-Chris, Chris-Marie, Chris-Bill, Marie-Tyler, Marie-Chris, Marie-Marie, Marie-Bill, Bill-Tyler, Bill-Chris, Bill-Marie, Bill-Bill
Proportions: 1, 1, 1, 0.5, 1, 1, 1, 0.5, 1, 1, 1, 0.5, 0.5, 0.5, 0.5, 0

The sampling distribution of proportions consists of the 16 proportions paired with the probability of 1/16.
The mean of the sampling distribution is 3/4

Answer to Question 2

A


magmichele12

  • Hero Member
  • *****
  • Posts: 559
Reply #2 on: Aug 2, 2018
Thank you!


l.stuut

  • Sr. Member
  • ****
  • Posts: 345
Reply #3 on: Aug 2, 2018
Always glad to help...


« previous next »
 

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Sunlight consists of a spectrum of colors, visible here in a rainbow. Sunlight consists of a spectrum of colors, visible here in a rainbow.
Chris Burden, Urban Light. Chris Burden, Urban Light.
Ascaris. (Sinclair Stammers/Science Photo Library/Photo Researchers, Inc.) Ascaris. (Sinclair Stammers/Science Photo Library/Photo Researchers, Inc.)
When you're crazy about science When you're crazy about science
The Nature of Environmental Science: A fireman battles with a forest fire The Nature of Environmental Science: A fireman battles with a forest fire
Structure of a Triglyceride A triglyceride consists of three fatty acids attached to a glycerol back Structure of a Triglyceride A triglyceride consists of three fatty acids attached to a glycerol back
Video: Muscular Dystrophy

For a complete list of videos, visit our video library