« previous next »

Author Question: In an experiment with 50 participants, which division of participants into groups would have the ... (Read 27 times)

skymedlock

  • Hero Member
  • *****
  • Posts: 561
on: Jun 20, 2018
In an experiment with 50 participants, which division of participants into groups would have the most power?
 
  A) 15 experimental, 35 control
  B) 40 experimental, 10 control
  C) 25 experimental, 25 control
  D) all divisions would have the same power

Question 2

You conducted a t test for independent means, and found that the t score equaled 0. This means that
 
  A) the two population means must be equal.
  B) the two population variances must be equal.
  C) the two sample means must be equal.
  D) the two sample variances must be equal.


macmac

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jun 20, 2018
Answer to Question 1

C

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Field experiment on effects of predation on male guppy colouration Field experiment on effects of predation on male guppy colouration
(a) Savanna baboons live in female-philopatric groups, among which males migrate. (b) Chimpanzees li (a) Savanna baboons live in female-philopatric groups, among which males migrate. (b) Chimpanzees li
Functional Groups of Carbon Functional Groups of Carbon
Color-enhanced electron micrograph of E. coli undergoing cell division Color-enhanced electron micrograph of E. coli undergoing cell division
The Taylor–Woods–Hughes experiment The Taylor–Woods–Hughes experiment
Major Groups of Fungi Major Groups of Fungi
Video: Premenstrual Syndrome

For a complete list of videos, visit our video library