« previous next »

Author Question: A researcher studying productivity among factory workers finds that productivity declines as the ... (Read 120 times)

pane00

  • Hero Member
  • *****
  • Posts: 579
on: Jun 19, 2018
A researcher studying productivity among factory workers finds that productivity declines as the outside temperature increases. This is an example of
 
  a. a negative correlation
  b. a zero correlation
  c. a positive correlation
  d. a confound

Question 2

When using a _____ variable, subjects are _____ assigned to groups.
 
  a. nonmanipulated independent; randomly
  b. nonmanipulated independent; not randomly
  c. subject; randomly
  d. manipulated independent; not randomly


lorealeza

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jun 19, 2018
Answer to Question 1

A

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
The wild radish, Raphanus sativus, has become a model for studying the mating behaviour of plants. The wild radish, Raphanus sativus, has become a model for studying the mating behaviour of plants.
Jane Goodall pioneered the modern approach to studying primates in the wild, involving close-up obse Jane Goodall pioneered the modern approach to studying primates in the wild, involving close-up obse
Studying GIF Studying GIF
Effect of an Increase in gA,2 on Productivity and Output Effect of an Increase in gA,2 on Productivity and Output
Role of Productivity in Determining Output per Worker, 2009 Role of Productivity in Determining Output per Worker, 2009
Me Studying 10% 90% Me Studying 10% 90%
Video: Non-polar compounds - insolubility

For a complete list of videos, visit our video library