Author Question: A researcher predicts that variable X has a positive relationship with variable Y. This is a a. ... (Read 74 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
A researcher predicts that variable X has a positive relationship with variable Y. This is a
 
  a. directional hypothesis
  b. nondirectional hypothesis
   c. positive hypothesis
  d. negative hypothesis
   e. spurious hypothesis

Question 2

The t distribution changes shape based on the __________ for an experiment.
 
  A) degree of complexity B) degrees of freedom
  C) number of independent variables D) extraneous variables



kaillie

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

a

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

For a complete list of videos, visit our video library