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

Author Question: In developing an interval estimate for a population mean, the population standard deviation was ... (Read 130 times)

c0205847

  • Hero Member
  • *****
  • Posts: 531
on: Jun 24, 2018
In developing an interval estimate for a population mean, the population standard deviation  was assumed to be 10 . The interval estimate was 50.92  2.14 . Had  equaled 20, the interval estimate would be
 a. 60.92  2.14
  b. 50.92  12.14
  c. 101.84  4.28
  d. 50.92  4.28

Question 2

A multiple regression analysis involving three independent variables and 25 data points results in a value of 0.769 for the unadjusted coefficient of determination. Then, the adjusted coefficient of determination is:
 a. 0.385 c. 0.591
  b. 0.877 d. 0.736


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lindahyatt42

  • Sr. Member
  • ****
  • Posts: 322
Reply #1 on: Jun 24, 2018
Answer to Question 1

D

Answer to Question 2

D


c0205847

  • Member
  • Posts: 531
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

ashely1112

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Area of Manatee Population Area of Manatee Population
In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it. In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it.
ROM exercises on a patient’s wrist: ulnar deviation. ROM exercises on a patient’s wrist: ulnar deviation.
The Median Age of the U.S. Population The Median Age of the U.S. Population
The developing organism senses maternally transmitted environmental cues The developing organism senses maternally transmitted environmental cues
After elections were held, it was desired to estimate the proportion of voters who regretted ... After elections were held, it was desired to estimate the proportion of voters who regretted ...
Video: Introduction to Sickle Cell Anemia

For a complete list of videos, visit our video library