Author Question: Cohen's (1962 ) review of power in psychological studies revealed that A) power levels were ... (Read 70 times)

ts19998

  • Hero Member
  • *****
  • Posts: 531
Cohen's (1962 ) review of power in psychological studies revealed that
 
  A) power levels were reasonable for most studies.
  B) most researchers used large sample sizes to compensate for low power.
  C) no study had power greater than 50.
  D) most studies were not worth repeating.

Question 2

Conducting an analysis of variance involves comparing __________ different estimates of the population variance. (Give a number.)
 
  Fill in the blanks with correct word



sabina576

  • Sr. Member
  • ****
  • Posts: 356
Answer to Question 1

C

Answer to Question 2

two



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

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.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

For a complete list of videos, visit our video library