Author Question: Explain what the phrase 95 confident means when we interpret a 95 confidence interval for . A) 95 ... (Read 107 times)

Alygatorr01285

  • Hero Member
  • *****
  • Posts: 564
Explain what the phrase 95 confident means when we interpret a 95 confidence interval for .
 
  A) 95 of similarly constructed intervals would contain the value of the sampled mean.
  B) 95 of the observations in the population fall within the bounds of the calculated interval.
  C) The probability that the sample mean falls in the calculated interval is 0.95.
  D) In repeated sampling, 95 of similarly constructed intervals contain the value of the population mean.

Question 2

A machine is set to pump cleanser into a process at the rate of 5 gallons per minute. Upon inspection, it is learned that the machine actually pumps cleanser at a rate described by the uniform distribution over the interval 4.5 to 7.5 gallons per minute. Find the probability that between 5.0 gallons and 6.0 gallons are pumped during a randomly selected minute.
 
  A) 0.67 B) 0 C) 1 D) 0.33



nyrave

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

D

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Your heart beats over 36 million times a year.

For a complete list of videos, visit our video library