Author Question: Without doing the calculations, state in which of the following ranges the sample proportion is most ... (Read 71 times)

CharlieWard

  • Hero Member
  • *****
  • Posts: 578
Without doing the calculations, state in which of the following ranges the sample proportion is most likely to be:
 
  0.27 to 0.29, 0.28 to 0.30, 0.29 to 0.31, and 0.30 to 0.32.

Question 2

A random sample of size 10 is selected from a normal population, where the population standard deviation is unknown. Assume that a two-tailed test at the 0.10 significance level is to be used.
 
  For what value of t will the null hypothesis not be rejected?A) to the left of -1.812 or to the right of 1.812
  B) to the left of -1.372 or to the right of 1.372
  C) to the left of -1.833 or to the right of 1.833
  D) to the left of -1.383 or to the right of 1.383



tofugiraffe

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

The sample proportion is most likely to be in the range 0.27 to 0.29.

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

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?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

For a complete list of videos, visit our video library