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

Author Question: A 90 confidence interval has a confidence coefficient of z(0.05). What is its value? 1.1.65 ... (Read 73 times)

dmcintosh

  • Hero Member
  • *****
  • Posts: 517
on: Jul 24, 2018
A 90 confidence interval has a confidence coefficient of z(0.05). What is its value?
  1.1.65
  2.1.96
  3.2.33
  4.2.58

Question 2

The goal of a confidence interval for an unknown  is to
  1.capture the sample mean in the interval.
  2.use  as a point estimate in the interval.
  3.start with an unbiased and bound it with some margin of error to estimate .
  4.All of the above are true.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

joanwhite

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Jul 24, 2018
Answer to Question 1

1

Answer to Question 2

3


dmcintosh

  • Member
  • Posts: 517
Reply 2 on: Jul 24, 2018
:D TYSM

triiciiaa

  • Member
  • Posts: 349
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

School-age children are often independent and industrious, with a developing sense of self-confidenc School-age children are often independent and industrious, with a developing sense of self-confidenc
Given the values of sin θ, determine the values of θ over the interval [0, 2pi] Given the values of sin θ, determine the values of θ over the interval [0, 2pi]
Sketch a graph of the function h(x), by hand on the following interval: Sketch a graph of the function h(x), by hand on the following interval:
Sketch a graph of the function h(x), by hand on the following interval: Sketch a graph of the function h(x), by hand on the following interval:
The coefficient of the restitution of an object is defined as the ratio of its outgoing to ... The coefficient of the restitution of an object is defined as the ratio of its outgoing to ...
Gray Morris's Calculate with Confidence, Canadian Edition, 2nd Edition Gray Morris's Calculate with Confidence, Canadian Edition, 2nd Edition
Video: Electrical changes in the heart

For a complete list of videos, visit our video library