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

Author Question: A 99 confidence interval estimate of the population mean can be interpreted to mean: a. if all ... (Read 80 times)

jon_i

  • Hero Member
  • *****
  • Posts: 549
on: Jun 24, 2018
A 99 confidence interval estimate of the population mean  can be interpreted to mean:
 a. if all possible sample are taken and confidence intervals created, 99 of them would include the true population mean somewhere within their interval.
  b. we have 99 confidence that we have selected a sample whose interval does include the population mean.
  c. we estimate that the population mean falls between the lower and upper confidence limits, and this type of estimator is correct 99 of the time.
  d. All of these choices are true.

Question 2

In a multiple regression model, the error variable is assumed to have a mean of:
 a. -1.0 c. 1.0
  b. 0.0 d. None of these choices.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

AaaA

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jun 24, 2018
Answer to Question 1

D

Answer to Question 2

B


jon_i

  • Member
  • Posts: 549
Reply 2 on: Jun 24, 2018
Gracias!

chjcharjto14

  • Member
  • Posts: 342
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Epidemiologists look for the causes of disease, such as toxic waste and industrial pollution, at the Epidemiologists look for the causes of disease, such as toxic waste and industrial pollution, at the
How Fast is the World's Population Growing? How Fast is the World's Population Growing?
Population and Settlement Population and Settlement
Using trace elements in carbonate shells to estimate temperature Using trace elements in carbonate shells to estimate temperature
The population of a city has continued to grow since 1950. The population of a city has continued to grow since 1950.
For each function f(x) = 6x^2 - 4, estimate the instantaneous rate of change for the given ... For each function f(x) = 6x^2 - 4, estimate the instantaneous rate of change for the given ...
Video: Brain Lobes Animation

For a complete list of videos, visit our video library