« previous next »

Author Question: Which of the following correlations would allow the most accurate prediction of Y if we knew the ... (Read 166 times)

panfilo

  • Hero Member
  • *****
  • Posts: 572
on: Jun 19, 2018
Which of the following correlations would allow the most accurate prediction of Y if we knew the exact value of X? A correlation of r = _____.
 
  a. -0.98 c. +.67
  b. +0.26 d. 0.00

Question 2

What is the value of 0.05 rounded to one decimal place?
 
  a. 0.0 c. 0.2
  b. 0.1 d. 0.5


Cheesycrackers

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jun 19, 2018
Answer to Question 1

A
The closer a correlation is to positive or negative one, the better its predictive value.

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Helping maintain accurate patient records is a critical part of the medical assistant's work. Helping maintain accurate patient records is a critical part of the medical assistant's work.
This depiction breaks stereotypes, but is historically accurate. Shown here is an Iroquois fort. Can ... This depiction breaks stereotypes, but is historically accurate. Shown here is an Iroquois fort. Can ...
In-line blending is the most accurate method for blending ethanol with gasoline because computers ... In-line blending is the most accurate method for blending ethanol with gasoline because computers ...
Accurate lesion bypass by Pol h Accurate lesion bypass by Pol h
Earthquake Prediction Earthquake Prediction
"The Department of Agriculture came out today with its prediction for food price "The Department of Agriculture came out today with its prediction for food price
Video: Contraction and Relaxation Animation

For a complete list of videos, visit our video library