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

Author Question: A platykurtic distribution always has a. a relatively small standard deviation b. a relatively ... (Read 60 times)

sarasara

  • Hero Member
  • *****
  • Posts: 521
on: Jun 20, 2018
A platykurtic distribution always has
 
  a. a relatively small standard deviation
  b. a relatively large standard deviation
  c. a standard deviation of zero
  d. a few extreme scores at just one end of the distribution

Question 2

Advanced topic: If the correlation coefficient for a study is known, figuring the proportionate reduction in error requires
 
  A) dividing the correlation coefficient by 2.
  B) taking the square root of the correlation coefficient.
  C) squaring the correlation coefficient.
  D) multiplying the correlation coefficient by 2.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chloejackso

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jun 20, 2018
Answer to Question 1

b

Answer to Question 2

C


sarasara

  • Member
  • Posts: 521
Reply 2 on: Jun 20, 2018
Thanks for the timely response, appreciate it

mochi09

  • Member
  • Posts: 335
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Ulnar Deviation Ulnar Deviation
A finger-stick is useful for obtaining small amounts of blood. A finger-stick is useful for obtaining small amounts of blood.
Facilitated Diffusion: Absorption Methods in the Small Intestine Facilitated Diffusion: Absorption Methods in the Small Intestine
The Distribution of Growth Rates, 1975–2009 The Distribution of Growth Rates, 1975–2009
Bacterial small noncoding RNAs regulate gene expression Bacterial small noncoding RNAs regulate gene expression
Video: Pressure volume relationships - Normal inspiration and expiration

For a complete list of videos, visit our video library