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

Author Question: The librarian at the New York City Public Library has asked her assistant for an interval estimate ... (Read 67 times)

rlane42

  • Hero Member
  • *****
  • Posts: 594
on: Jun 24, 2018
The librarian at the New York City Public Library has asked her assistant for an interval estimate of the mean number of books checked out each day. The assistant took a sample and found the mean to be 880 books. She provides the librarian with an interval estimate of between 790 and 970 books checked out per day. An efficient, unbiased point estimate of the number of books checked out each day at the New York City Public Library is:
 a. 790 c. 90
  b. 880 d. None of these choices.

Question 2

The standardized residual is defined as:
 a. residual multiplied by the square root of the standard error of estimate.
  b. residual multiplied by the standard error of estimate.
  c. residual divided by the square of the standard error of estimate.
  d. residual divided by the standard error of estimate.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ansleighelindsey

  • Sr. Member
  • ****
  • Posts: 364
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

D


rlane42

  • Member
  • Posts: 594
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

momolu

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

New York and New Jersey Campaigns, 1776–1777 New York and New Jersey Campaigns, 1776–1777
Three days after the Boston Marathon explosion, the FBI released this photograph that had been taken Three days after the Boston Marathon explosion, the FBI released this photograph that had been taken
Ludwig Mies van der Rohe and Philip Johnson, Seagram Building, New York City. Ludwig Mies van der Rohe and Philip Johnson, Seagram Building, New York City.
diagram of question asked diagram of question asked
A medical assistant helps a patient walk with a gait belt. A medical assistant helps a patient walk with a gait belt.
In plant fossils, stomatal density is used to estimate CO2 concentration in the atmosphere In plant fossils, stomatal density is used to estimate CO2 concentration in the atmosphere
Video: Global warming and its effect on climate change

For a complete list of videos, visit our video library