This topic contains a solution. Click here to go to the answer

Author Question: Explain what is wrong with the following statement: A t-interval is a confidence interval estimate ... (Read 35 times)

genevieve1028

  • Hero Member
  • *****
  • Posts: 601
Explain what is wrong with the following statement: A t-interval is a confidence interval estimate of a sample mean.

Question 2

In each situation, indicate whether the value given in bold print is a statistic or a parameter. Of 10 students sampled from a class of 200, 8 (80) said they would like the school library to have longer hours.
 a. Statistic
  b. Parameter



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

1_Step_At_ATime

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

A confidence interval is computed based on a sample statistic and the result is used to estimate a population parameter. The statement would be correct if the phrase sample mean were replaced by the phrase population mean.

Answer to Question 2

A




genevieve1028

  • Member
  • Posts: 601
Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it


sultana.d

  • Member
  • Posts: 320
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

For a complete list of videos, visit our video library