Author Question: The null hypothesis for a chi-square states that the two variables _____. a. are causally related ... (Read 104 times)

darbym82

  • Hero Member
  • *****
  • Posts: 570
The null hypothesis for a chi-square states that the two variables _____.
 
  a. are causally related c. are independent of each other
  b. are related in some way d. do not intersect

Question 2

The independent variable in an experiment is defined or identified as _________.
 
  a. IQ, in an experiment studying the effect of Early Education on IQ. d. Early Education, in an experiment studying the effect of Early Education on IQ
  b. variable that is systematically manipulated by the experimenter e. the variable that is systematically manipulated by the experimenter and Early Education, in an experiment studying the effect of Early Education on IQ
  c. the variable the experimenter measures to determine if there is a real effect



brittiany.barnes

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

C
The null hypothesis for a chi-square states that the two variables are independent. A significant chi-square means that there is a relationship between the variables.

Answer to Question 2

E



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

For a complete list of videos, visit our video library