Author Question: The very purpose of _______________ is to gauge just how much redundancy there is in a set of ... (Read 69 times)

frankwu

  • Hero Member
  • *****
  • Posts: 549
The very purpose of _______________ is to gauge just how much redundancy there is in a set of variables and to assess which questions or variables best align with others and then to group them together.
 a. factor analysis c. multiple regression
  b. cluster analysis d. discriminant analysis

Question 2

When a researcher needs to compare means for a variable grouped into two categories based on some less-than interval variable, a(n) _____ test is appropriate.
 
 Indicate whether the statement is true or false



chreslie

  • Sr. Member
  • ****
  • Posts: 307
Answer to Question 1

A
Factor analysis is excellent for reducing a large number of variables, or questions on a survey, to a smaller set of constructs or variables.

Answer to Question 2

t



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

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?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

For a complete list of videos, visit our video library