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 77 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

ryansturges

  • Member
  • Posts: 338
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

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?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

The asymmetrical appearance of Mira, an oscillating variable star. The asymmetrical appearance of Mira, an oscillating variable star.
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.
Electronic digital thermometers are accurate and easy to read. Electronic digital thermometers are accurate and easy to read.
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 ...
Variable Gases: Carbon Dioxide Variable Gases: Carbon Dioxide
How to find the derivative of a function when the base and exponent contain a variable x^x How to find the derivative of a function when the base and exponent contain a variable x^x
Video: Red alga life cycle Animation

For a complete list of videos, visit our video library