Author Question: Beta is most useful for a. measuring the combined effects of two or more independent variables on ... (Read 57 times)

RYAN BANYAN

  • Hero Member
  • *****
  • Posts: 563
Beta is most useful for
 
  a. measuring the combined effects of two or more independent variables on the dependent variable.
  b. the independent effect of each of the independent variables on the dependent variable.
  c. determining statistical significance.
  d. selecting a representative sample.

Question 2

The results of the regression analysis in Chapter Fifteen reveal that when the percentage of students taking the SAT test is controlled for,
 
  a. states that spend more per pupil have higher average SAT scores.
  b. states with the highest average teacher salary have higher average SAT scores.
  c. neither spending per pupil nor teacher salaries has a statistically significant impact on SAT scores.
  d. both spending per pupil and teacher salaries have a statistically significant impact on SAT scores.



b614102004

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

B

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

For a complete list of videos, visit our video library