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

Author Question: The prediction of Y from Variable X would be least accurate when the correlation between X and Y is ... (Read 76 times)

FButt

  • Hero Member
  • *****
  • Posts: 519
on: Jun 20, 2018
The prediction of Y from Variable X would be least accurate when the correlation between X and Y is
 
  a. 75.
  b. .95.
  c. .99.
  d. .80.
  e. 1.00.

Question 2

A researcher investigated the effect of aerobic exercise on depression. He randomly assigned subjects previously identified as depressed to one of three groups. Choose the correct group for each question. Which is the comparison group?
 
  a. aerobic exercises five days per week c. no aerobic exercise.
  b. aerobic exercises three days per week


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kilada

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

B


FButt

  • Member
  • Posts: 519
Reply 2 on: Jun 20, 2018
:D TYSM

TheNamesImani

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Summation of Heart Sounds, Variable S1 Summation of Heart Sounds, Variable S1
A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ... A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ...
Earthquake Prediction Earthquake Prediction
Variable and absorption costing, explaining operating-income differences. Variable and absorption costing, explaining operating-income differences.
Identify the variable representing each described quantity in the equation Identify the variable representing each described quantity in the equation
Table - Correlation Analysis Table - Correlation Analysis
Video: Conduction of action potentials

For a complete list of videos, visit our video library