This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When single points are used to designate the frequency of each score, the points being connected ... (Read 49 times)

JMatthes

  • Hero Member
  • *****
  • Posts: 578
on: Jun 20, 2018
When single points are used to designate the frequency of each score, the
  points being connected by a series of straight lines, this is called a
 
  a. frequency polygon
  b. frequency rectangle
  c. scatter plot
  d. histogram

Question 2

If 15 participants take a pretest and a posttest and have a mean difference score of 1.5, and if the standard deviation of the comparison distribution is 0.5, the t score is
 
  A) 0.5 / 1.5 = 0.33
  B) 1.5 / 15 = 0.10
  C) 1.5 / 0.5 = 3
  D) 1.5 / 0.52 = 6


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Liamb2179

  • Sr. Member
  • ****
  • Posts: 365
Reply #1 on: Jun 20, 2018
Answer to Question 1

Thank you

Answer to Question 2

C


JMatthes

  • Member
  • Posts: 578
Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)

kishoreddi

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Mitosis + Check Points 4 of 5 Mitosis + Check Points 4 of 5
Model for the events occurring around a single replication fork Model for the events occurring around a single replication fork
Levallois points and flakes from Kapthurin, Kenya date to between 200,000 and 280,000 years ago. Levallois points and flakes from Kapthurin, Kenya date to between 200,000 and 280,000 years ago.
Withdrawing Medication from Single-Dose or Multiple-Dose Vials Withdrawing Medication from Single-Dose or Multiple-Dose Vials
Normal oxygen sensor frequency is from about one to five times per second. Normal oxygen sensor frequency is from about one to five times per second.
Spectrum of Food Security Food insecurity and hunger are points along the continuum Spectrum of Food Security Food insecurity and hunger are points along the continuum
Video: Contraction cycle of a sarcomere

For a complete list of videos, visit our video library